Question 7 of 20 : Select the best answer for the question.
7. The Panama land bridge connecting Central America to South Americ-
A. since the first inhabitants arrived in South America.
B. for about two million years.
C. since the first inhabitants arrived in North America.
D. for less than one million years.
O Mark for review (Will be highlighted on the review page)

Locate an article online from a news source that illustrates at least one determinant of supply. write a summary of the article, list the determinant(s) that were discussed in the article, and give a brief explaination of the effect of the determinant(s). you don't need to write the entire thing out, just find a source and tell me what i should include. i'm not the best at some parts of economics, and this is one of the parts i suck at.