Which organ system includes the bones and cartilages? which includes the nasal cavity, lungs, and trachea?

The skeletal system provides the shape and form for our bodies in addition to supporting and protecting our bodies, allowing bodily movement, producing blood cells, and storing minerals. This system consists of bones, cartilage, and joints.

The primary function of the respiratory system is to supply the blood with oxygen in order for the blood to deliver oxygen to all parts of the body. The respiratory system does this through breathing. It consists of the nose, larynx, trachea, diaphragm, bronchi, and lungs.

The first answer is skeletal system and the second is respiratory system. I think

the answers are a and c

the answer would be   10%