Which of the following best describes the action of the Extensor Digitorum Brevis (EDB) muscle?

A. It extends all five digits at the metatarsophalangeal and interphalangeal joints
B. It flexes all five digits at the metatarsophalangeal and interphalangeal joints
C. It extends the first four digits at the metatarsophalangeal joint and assists in extending the second, third, and fourth digits at the interphalangeal joint
D. It extends only the fifth digit at the metatarsophalangeal joint
Answer: 