C.
Hope I helped xx
Note: Think about these issues. One is a disease, one is an addiction, and one is a virus. C is a virus because it can be multiplied and spread.
Don't put pathogenic contaminants in food keep food natural
The cells in the heart need a constant supply of nutrients / oxygen and to get rid of their waste products ans that why it needs its own special circulatory system.
Answer:
sometimes may be sometime may be not!
Explanation:
hope this will help you anyway hiii