What marks it’s beginning middle and end of theme for english b

the primary theme of ha jin's “a decade” would be the need to revisit one's past to determine a path for the future. “a decade” is one of the twelve brief stories of ha jin's under the red flag, which takes place during the cultural revolution of china.

i believe it would be the first one the importance of internet safety

explanation:

because now and days kids don't know what the can find on the internet they can find dark web, 4 chan ect. if we don't teach them internet safety anything can happen.

(don't search up,dark web,4 chan u have been warned)

just to , the answer is b on edge