When two modules are grouped, what happens to their associated HTML?

A) The two modules become part of an iframe, making it easier to dynamically position.
B) Two divs become one div, making it CSS styling easier.
C) The two modules are placed in a parent div, helping to maintain responsiveness.
D) Two divs are assigned the same CSS class, making styling easier.

Correct Answer:
B) Two divs become one div, making it CSS styling easier.