The correct answer is C) "A man is born in the early 1950s and experiences many historical moments throughout his life."
This sentence uses words with neutral meaning and do not carry any positive or negative connotation. So it is considered an objective summary.
The rest of the sentences use words loaded with connotative meaning such as "inexperienced", "nervouseness", "happiness", "harder". By using these words in the sentences, the summary is not objective.
