1, and 2 are the answer and by one and 2 I mean the first 2 statements
Answer:
Muscle rigidity, also known as muscle tension, rigor, or stiffness, is one of the most common causes of muscle pain. It's characterized by the inability of the muscles to relax normally. The condition can affect any of the muscles in the body, causing sharp pain that makes it difficult to move.
Explanation:
