Find the correctly spelled word meaning for extreme frugality.

correct answer : a)

The correct answer is option a) i.e. Parsimonious.

Incorrect spelling: Parsimmonious / Parsimonius / Parcimonious
Correct spelling: Parsimonious

Meaning: Extremely frugal or unwilling to spend money.

Example: He is known for his parsimonious lifestyle.

Meaning of the other options:

Parsimmonious: Incorrect spelling.
Parsimonius: Incorrect spelling.
Parcimonious: Incorrect spelling.

Hence, the chosen option is correct.