Step 1: Identifying cinema camera makers.
RED, ARRI, and Canon are all well-known manufacturers of professional cinema cameras used in filmmaking. Wacom, however, is known for producing graphic tablets, not cameras.
Step 2: Analyzing the options.
(A) RED: RED is a popular manufacturer of high-quality digital cinema cameras used in film and television production.
(B) ARRI: ARRI is a renowned German company that produces professional cameras and lighting equipment for cinema.
(C) Canon: Canon is a major brand in the digital camera industry and produces a wide range of cinema cameras.
(D) Wacom: This is incorrect as Wacom specializes in digital tablets, not cinema cameras.
Step 3: Conclusion.
The correct answers are (A), (B), and (C).