In Order to Check the CLR Function of a Counter

Multiple Choice

In order to check the CLR function of a counter, which action should be taken?

A) Apply the active level to the CLR input and check all of the Q outputs to see if they are all in their reset state.
B) Connect the CLR to its correct active level while clocking the counter; check to make sure that all of the Q outputs are toggling.
C) Ground the CLR input and check to be sure that all of the Q outputs are LOW.
D) Connect the CLR input to Vcc and check to see if all of the Q outputs are HIGH.