Question Options:
A. mean world
B. resonance
C. mainstreaming
D. positioning
Answer: MAINSTREAMING.
Explanation: The cultivation theory founded by George Gerbner and it states that "the more time people spend 'living' in the television world, the more likely they are to believe social reality aligns with reality portrayed on television".
Mainstreaming is the best answer here because it means something that is used or accepted broadly. Its meaning in this context best fills in the gap.