Answer:
The paragraph first says what is being compared and contrasted, then it says what they have in common by using the word "both." The phrase "on the other hand" shows that they're being contrasted.
Explanation:
India’s geography contributed to its isolation from the rest
of Asia. It is a peninsula but on the North, the Himalayas shields it from
invasion of both men and ideas. On the East there are dense forests that
although have lower height, is infested with malaria. Great oceans surround the
south and mountain ranges that are difficult to traverse block the West. As a
result, the Indian community developed its caste system, the most elaborate
expression in history of an unmoving agricultural society.
It's either b or c, I remember her accusing him of both
well i need the paragraph first to answer it for you