Which statement best describes the step in muscle contraction when the sarcomere is the shortest?
A
The sarcomere is contracted, and the actin and myosin filaments are partially overlapped.B
The sarcomere is relaxed, and the actin and myosin filaments are partially overlapped.C
The sarcomere is contracted, and the actin and myosin filaments are completely overlapped.D
The sarcomere is relaxed, and the actin and myosin filaments are completely overlapped.