Which of the Following Horizontal Lists Is Punctuated Correctly

Multiple Choice

Which of the following horizontal lists is punctuated correctly?

A) To remove the six gearbox socket cap screws, follow these steps: remove the two bottom screws, remove the two middle screws, and remove the two top screws.
B) To remove the six gearbox socket cap screws, follow these steps: (1) remove the two bottom screws, (2) remove the two middle screws, and (3) remove the two top screws.
C) To remove the six gearbox socket cap screws, follow these steps: (a) remove the two bottom screws, (b) remove the two middle screws, and (c) remove the two top screws.
D) To remove the six gearbox socket cap screws, follow these steps: remove the two bottom screws; remove the two middle screws; and remove the two top screws.