Which of the Following Best Describes the Action of Pulse-

Multiple Choice

Which of the following best describes the action of pulse- triggered flip- flops?

A) A pulse on the clock transfers data from input to output.
B) The synchronous inputs must be pulsed.
C) The clock and R- S inputs must be pulse shaped.
D) The data is entered on the leading edge of the clock, and transferred out on the trailing edge of the clock.