Fill in the blank with an appropriate option.
Have you ever wondered how this machine _______?

Correct option is C

The correct option to fill in the blank is (c) works.
Explanation: The correct verb that fits the subject "machine" is "works" – it refers to the function or operation of the machine. (Works – काम करना)
Example: Do you know how this new coffee maker works?
Meanings of other options:
· (a) Deeds – actions (कर्म)
· (b) Clubs – groups or heavy sticks (गुट / डंडा)
· (d) Brings – to carry or deliver (लाना)