How do physical activities such as walking or swimming affect joints? A They increase flexibility but decrease joint range of motion. They increase flexibility but decrease joint range of motion. , ,

B They increase joint range of motion, making joints less stable. They increase joint range of motion, making joints less stable. , ,

C They strain joints, ultimately decreasing joint range of motion and flexibility. They strain joints, ultimately decreasing joint range of motion and flexibility. , ,

D They increase joint range of motion and flexibility.