This diagram shows trade developed between europe, africa, and the americas, which direction did most manufactured goods travel?

a. from b to a
b. from b to c
c. from a to c
d. from c to a

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?