Add explanation for totalMinutes calculation, result meaning and suggest better variable name for result in 2-time-format.js

Author: moses77-boop

Sprint-2/3-mandatory-interpret/2-time-format.js

@@ -44,4 +44,7 @@ console.log(result);
 // d) The expression assigned to totalMinutes simply means, we subtract the loose seconds, '24', from movieLength, '8784'. The result becomes a number easily divisible by 60
 //    That is: totalMinutes = (8784 - 24); 
 //              which gives 8760, and then divides it 60;
-//              the result, 146, is the total number of complete minutes contained in the movie
+//              the result, 146, is the total number of complete minutes contained in the movie
+
+// e) The variable 'result' is a template literal syntax which holds the movie's length formatted as a colon-separated time string: as in '2:26:24'.
+//    A better name for 'result' could have been 'movieLengthDisplay'