Consider the following performance characteristics.

1. Reduced velocity constant for a given relative stability.

2. Reduced gain crossover frequency.

3. Reduced bandwidth.

4. Reduced resonance peak of the system.

Which of these performance characteristics are achieved with the phase-lag compensation?
(a) 1 and 2
(b) 1 and 3
(c) 2, 3 and 4
(d) 1, 2, 3 and 4.