Maybe B Because although the two are a like it's to different things ones oil pure and butter is not it has more ingredients
They created shelter belts, implemented the Resettlement Administration, and implemented the Farm Security Administration.
Answer:
relationship between blood flow and the heart rhythm and helped them discover how the heart works
Explanation:
its in the question
Answer: Europeans carried deadly (to the Native Americans) diseases
Explanation: When getting cured of a disease your body will have some type of immunity to the disease. If it is common from where you are then it wouldn't be too harmful. However, Native Americans getting new European diseases harmed them because this was new and they had no immunity. This made these diseases deadly to them.