The correct choice is C 1969 That's when they started to have warnings and mentions the Surgeon General.
;)
The answer would be : A<span>. Colds and headaches.
Hope this helps !
Photon</span>
The muscular system and skeletal system work together closely to make movement possible.
An organ system is a biological system made up of a group of organs that work together to perform one or more functions. Each organ has a specific role in the plant or animal body and is made up of different tissues.
His nine major organ systems in the human body are the skin system, musculoskeletal system, respiratory system, circulatory system, digestive system, excretory system, nervous system, endocrine system, and reproductive system.
These organs function in coordinated ways to create multiple organ systems. Of these 78 organs, 5 are believed to be essential for survival. These include the heart, brain, kidneys, liver, and lungs.
Learn more about body systems here:-brainly.com/question/545314
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