add article and readme line

Author: Dipa-Sarker

Wireframe/index.html

@@ -60,8 +60,16 @@ <h3>Summary</h3>
         <h2>What is a branch in Git?</h2>
         <h3>Summary</h3>  
         <p>
-          
+          A branch in Git is an independent line of development. 
+          It lets you work on changes without affecting the main version of the project. 
+          You can think of a branch like a parallel workspace:
+           <ul>
+             <li>The main project stays stable</li>
+             <li>You make changes safely in another branch</li>
+             <li>Later, you can merge those changes back into the main project</li>
+           </ul>
         </p>
+        <a href="https://www.w3schools.com/GIT/git_branch.asp?remote=github">Read more</a>
       </article>
     </main>
     <footer>