Answer: oftentimes you can buy reusable biodegradable bags, but they are more expensive than common plastic bags.
Explanation:
Vaccines protect the entire community by preventing outbreaks and making it harder for diseases to spread.
A. Intrinsic motivation comes from within and doesn’t depend on an outside source.
This is the answer because, you’re motivating yourself because you WANT to compared to extrinsic is doing something because, of someone else.