CompTIA A+ Question C-78

A user with an inkjet printer states that all their color printouts are missing red ink. The inkjet printer has a cartridge for each of the CMYK colors, and the user recently replaced the magenta cartridge. Which of the following should the technician do NEXT?

A. Purchase a maintenance kit
B. Use a different weighted paper
C. Verify printer cables are connected
D. Perform printer head cleaning

Correct Answer: D