Correct option is D
The correct option to fill in the blank is (d) add.
Explanation of correct answer:
- “Add” is a verb meaning to put something with something else to increase the number or amount. (जोड़ना)
- In this context, it makes logical sense to add sugar to make the juice sweeter.
Example:
You should add some lemon juice to balance the sweetness.
Why other options are incorrect:
· (a) aide – A person who assists or supports another, often in a professional capacity. (सहायक)
· (b) ad – Short for "advertisement", not related to adding ingredients. (विज्ञापन)
· (c) aid – Help or support (सहायता), not used for combining ingredients.