The answers A. C. D. are all physical reactions
The answer is B. Digestion of food
When food is digested it is chemically broken down
Hope this help!
Two scientists testing different hypotheses about the same question
Answer:
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If the media didn't have free speech, the media could not comment on any situation. and whenever they comment on these situations, it can ease the options of some topics today.
This is the excretory system
