Answer:
b) remains
Explanation:
"Remains" is the grammatically correct word to occupy the white space shown in the question above.
That's because that word is related to the word "Optimism", which represents the pronoun "it" in that sentence. As we know, when using the pronouns "he, she, it" we must conjugate the verbs. The correct form of "remain" is "remains".
Explanation:
Aryan
Nomadic people who migrated to India
about 2000 BCE
Caste system is A social class system that divides Indian
society
Monsoon
Seasonal winds that bring heavy rain to
India during summer months
Subcontinent is A large area of land that is part of a
larger continent
<h2>Hope this helps you with your homework :)</h2>