Technician A says that that a box-end wrench is more likely to round the head of a bolt than an open-end wrench. Technician B says that 6-point sockets and wrenches have more surface area on a bolt and will hold more firmly when removing and tightening. Who is correct? a. Technician A b. Technician B c. Both A and B d. neither A nor B I need the answer so I don't fail my test.