skeletal system and the muscular system,
Muscles are attached to the skeleton and work assuming that the skeleton is there; for example, there is no muscle that makes sure you don't bend the middle of your arm, as it's stable because there is a bone in it. Basically, the skeleton is a scaffolding for the muscles.
the skeletal system and the nervous system,
Many nerves run along the skeleton, or even inside the bones, and the bones protect the nerves; for example in the spinal cord
the muscular system and the nervous system.
The Nervous system controls the muscles; it sends the muscles commands
I would be able to help if you had a picture of it up
Well insurance had a great part of your life and it will change by the coverage and the price you are willing to pay. For example car insurance will change by the price and mileage if your car and how careful of a driver you are, you will always be on a lookout for more deals and better coverage on your car same with house insurance. Insurance for your kids and youself help. Let’s say your kids needs braces and your insurance doesn’t cover it and you don’t want to pay out of pocket your going to want to find another insurance that will be able to cover your child’s insurance.
I think it’s the last one