What is one conclusion that can be drawn from the passage? A. Jamaica is the largest international exporter of products, like limestone, coconuts, and pineapples. B. Some Caribbean islands were formed as a result of volcanoes being submerged underwater. C. Limestone on other islands in the Caribbean Sea is also thousands of feet thick and miles long. D. Jamaica, Cuba, and Puerto Rico formed as a result of volcanic eruptions in the Caribbean Sea.

the answer is B Some Caribbean islands were formed as a result of volcanoes being submerged underwater.

Explanation:

( I just guessed and got it right so no explanation here)

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."

the krebs cycle and electron transport occur in the mitochondria, though other than that i would need to know more information.