please explain everything clearly

- In all of these questions the letters of the inputs have been changed to generic A and B to protect the identity of the Flip-Flops. - All of the questions also ask "The equation describes the next state of the output of the flip-flop. Which type of flip-flop is it?" - with different equations. 1. Q+=A (Choices: D, S-R, J-K, or T Flip-Flop) 2. Q+=AQ+AQ (Choices: D, S-R, J-K, or T Flip-Flop) 3. Q+=A+BQ and require (AB=0 ) (Choices: D,SR,JK, or T Flip-Flop) 4. Q+=AQ+BQ (Choices: D, S-R, J-K, or T Flip-Flop)