In addition to coffee, costa rica also produces
a. cocoa.
d. b and c
b. sugar cane. e. all of the above
c. banana.

Coffee is actually not the biggest export of Costa Rica -it's actually Bananas. It produces also other products, such as pineables, sugar cane (used to produce sugar), oranges, palm oil, and cocoa - so the correct answer is that it produces all of the above (answer e).

Answer any resource, such as wood or solar energy, that can or will be replenished naturally in the course of time;

The answer is    d.  central highlands