To gather data or information or to observe. HOPE THIS HELPS!! IF SOO LET ME KNOOW
D.
Since she's not driving her car, there is no carbon emissions emitting from her car. Thus, there will be less carbon dioxide in the atmosphere in comparison if she were to drive her car. Good luck!
Bones: they lose calcium, becoming crispy
Muscle: they lose mass
Cartilage: becomes stiffer, but it does not make airway more rigid
D) connective tissue: It includes bone, blood, and lymph tissue, giving support to the skin and internal organs, becoming increasingly stiff when aging.
It should be connective tissue.