Which sentence or phrase from the text best identifies the central idea?

The author states that capsaicin helps the chili pepper plant survive and spread its seeds. Which two sentences from the text best support this statement?

PART A: What do the details about modern chili and capsaicin uses in the final paragraph reveal about the modern chili industry?

PART B: Which sentence from the final paragraph best supports the answer to Part A?

Read the sentence.

How does the first paragraph about wild pepper plants and Indigenous farmers affect the presentation of information in the text?

What conclusion can be drawn about the interaction between the global spread of chilies and their practical benefits?