Essential Part - Verbal and Reasoning

Directions to SolveFind the word that names a necessary part of the underlined word.
Q1:

sustenance

A nourishment

B water

C grains

D menu

ANS:A - nourishment

Explanation: Sustenance is something, especially food, that sustains life or health, so nourishment is the essential element.Water and grains (choices b and c) are components of nourishment, but other things can be taken in as well. A menu (choice d) may present a list of foods, but it is not essential to sustenance.