Answer:
individuals pressured by family and friends
Step-by-step explanation:
The greatest impact on public opinion is "individuals pressured by family and friends."
Given that public opinion can be viewed as the total of many individual opinions, which are mainly influenced by personal feelings and thoughts.
Hence, the primary influence on individuals' thoughts and feelings comes from experience with families and friends.
Therefore, in this case, the correct answer to the question is "individuals pressured by family and friends."