A Large Check Has to Be Written Out for a Piece

A large check has to be written out for a piece of expensive equipment. The company selling the equipment to the practice wants to make sure that the check will clear the bank. How can the office pay for the equipment and satisfy the seller?

A) Issue a check with an ABA number
B) Obtain a cashier's check from the bank
C) Write a check on the practice checking account
D) Write a check on the office money-market account