Minor fixes in text

Author: ajmaradiaga

exercises/05-explore-aem/README.md

@@ -129,7 +129,7 @@ And last but certainly not least.... the ***Try Me*** tab. From here, you can se
 Just as a quick test, let's use the CodePen projects section to quickly establish a connection and exchange a message. We will achieve the communication scenario below.
 
 <p align = "center">
-    <img alt="Exchange a simple message by publishing/subscribing to the try-me topic" src="assets/codejam-exercises-Exercise5 - CodePen TryMe.png" width="70%"/><br/>
+    <img alt="Exchange a simple message by publishing and subscribing to the try-me topic" src="assets/codejam-exercises-Exercise5 - CodePen TryMe.png" width="70%"/><br/>
     <i>Publish/subscribe to the try-me topic</i>
 </p>
 

exercises/06-publish-and-subscribe-events/README.md

@@ -65,7 +65,7 @@ In AEM there is a concept of a Topic Endpoint. A Topic Endpoint is a durable sto
 We published a simple event in the previous exercise by using the `CodePen Try Me!` in the `EU-North-Broker` event broker service. Let's now explore another mechanism to exchange messages with our event broker. By the end of this exercise we will achieve a communication scenario like the one below. Enter the `Advanced Try Me!`.
 
 <p align = "center">
-  <img alt="Publish/subscribe to the codejam/edi/ce/[your-sap-community-username]/tickets/Created topic" src="assets/codejam-exercises-Exercise6 - AdvancedTryMe.png" width="70%"/><br/>
+  <img alt="Publish and subscribe to the codejam/edi/ce/[your-sap-community-username]/tickets/Created topic" src="assets/codejam-exercises-Exercise6 - AdvancedTryMe.png" width="70%"/><br/>
   <i>Publish/subscribe to the codejam/edi/ce/[your-sap-community-username]/tickets/Created topic</i>
 </p>
 

exercises/07-dynamic-message-routing/README.md

@@ -3,7 +3,7 @@
 In the SAP Integration Suite, advanced event mesh instance that we are using for this event has more than one event broker service but so far we've only published and consumed messages within a single event broker service. In this exercise, we will learn about Dynamic Message Routing and we will see messages being exchanged between brokers. By the end of this exercise, we will achieve a communication scenario like the one below.
 
 <p align = "center">
-  <img alt="Publish/subscribe to the codejam/edi/ce/[your-sap-community-username]/dmr topic via DMR" src="assets/codejam-exercises-Exercise7 - DMR.png" width="80%"/><br/>
+  <img alt="Publish and subscribe to the codejam/edi/ce/[your-sap-community-username]/dmr topic via DMR" src="assets/codejam-exercises-Exercise7 - DMR.png" width="80%"/><br/>
   <i>Publish/subscribe to the codejam/edi/ce/[your-sap-community-username]/dmr topic via DMR</i>
 </p>