Update explanation of R markdown vs HTML column

Author: memgonzales

index.html

@@ -91,12 +91,12 @@ <h2 id="-before-starting" class="mb-4">Before Starting</h2>
       <h2 id="-topic-outline" class="mb-4">Topic Outline</h2>
       <p>
         If you want to directly open and run the code on RStudio, refer to the
-        <strong>R markdown</strong> files (second column).
+        <strong>R Markdown</strong> column.
       </p>
       <p>
         But, if you only want to view the contents of a tutorial (without having
         to download and open it on RStudio), refer to the
-        <strong>HTML</strong> files (third column).
+        <strong>HTML</strong> column.
       </p>
       <br />
       <table class="table table-striped">