What are the types of fuel feed pumps?

Diaphragm pump, piston pump, blade pump, gear pump, and electric pump.
Transfer pump, radial piston pump, and common rail pump.
Single-acting pump and double-acting pump.
Rotary pump and axial pump.
a) The first statement is correct.
b) The second statement is correct.
c) The third statement is correct.
d) None of the statements are correct.