What was the worst commodity introduced to the New World by the Colombian Exchange?

Which of the following is one of franklin delano roosevelt's new deal programs?

Need asap). based on the government system in the united states, which individual activity is used to directly influence legislative decisions? source: florida department of education. ( a) watching political debates on television, ( b) gathering signatures for a petition, ( c) discussing political issues at work, ( d) collecting opinions for a yearbook. ( question 2) -- i posted a picture of the question and answer choices.

What are contributions made by rene descartes