7. Technician A says that one reason to use several small valves instead of two larger valves is to increase the size of the

open port when the valves are open. Technician B says that the area of two small valves added together is often smaller than

the area of one larger valve. Who is right?

O A. Technician A only

O B. Neither Technician A nor B

C. Technician B only

O D. Both Technicians A and B