What is the size of the two additional screws?

To remove the bottom case of the MacBook Air (11-inch, Mid 2013), you must unscrew
eight 2.48 mm screws and two additional screws. What is the size of the two additional
screws?

A.
7.00 mm

B.
7.9 mm

C.
9.00 mm

D.
9.2 mm.