Answer: Preform at least 30 minutes of weight bearing exercise at least twice a week. Building muscle increases bone density to build healthy bones and prevent osteoporosis. Don’t use any weights do light exercises such as push-ups, squats, and planks which strengthen muscles and bones over most of the body!
C. I believe just by background knowledge.
Yo give me brainliest im bout to drop down a beat
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Answer:
Marc's mother is using operant conditioning or instrumental conditioning.
Explanation:
The operant condition is a learning or psychological process by which a expected behavior is reinforce by a positive stimulus. This mean that behavior can be modified by a positive or negative reinforcement. In this case a positive reinforcement would be "screen time", every time the expected behavior appears. That is how a person can change, because of the granifiying results. Doing homework brings satisfaction so the behavior is repeated.
