How does the paragraph after the bulleted list support the central idea of the text "Gardening/Narcissus"?

A
The final paragraph describes steps in a procedure for how to cultivate narcissus flowers that can be grown indoors.

B
The final paragraph informs the reader of the proper procedure for harvesting bulbs from narcissus flower plants.

C
The final paragraph informs the reader that the narcissus flower takes its name from a character in Greek mythology.

D
The final paragraph outlines the different times of year that it is best to grow and cultivate narcissus flowers outside.

A

The final paragraph supports the central idea by providing specific information on how to cultivate narcissus flowers, reinforcing the main topic of gardening and growing these particular plants.