The correct options are
A Helps in chewing the food.
B Helps in lifting weights.
C Helps to move your toes.
D Helps in breathing.
∙ Bones and cartilages together form the skeletal system, which supports the body structure and also aids in the movement.
∙ Bones are connected to each other with joints, which along with muscles helps us to perform all these functions like running, lifting weight, chewing, breathing, etc.