Answer:
Endorphins.
Explanation:
Endorphins are a substance produced by the pituitary gland, whose function is to stabilize the feelings of well-being of the body when performing certain activities, such as those that include physical effort, or even when experiencing pain sensation, where endorphins work as analgesics that slow down the sensation of pain.
I could be wrong but its think its B because a culture can spontaneously adopt a different culture. Also, older, richer, or otherwise more dominant cultures can forcibly absorb subordinate cultures. The term assimilation is often used with regard to not only indigenous groups but also immigrants settled in a new land.
Answer:

Well, you can take the example of different genres of music. One person might like pop while others might be more interested in country, jazz, hip hop etc. So, what seems good for one might not seem good for others due to their tastes in different things.

Read the instructions or ask the teacher. It’s probably asking for answers from a stranger.