SSC Selection Post 2022 PYQ — Question 25

The correct answer is option 4 i.e. Polution.
Incorrect spelling: Polution
Correct spelling: Pollution
Meaning: The presence or introduction of harmful substances into the environment
Example: Air pollution is a major problem in big cities.

Meaning of the other options:
Promise means a declaration assuring someone that one will do something.
Custom means a traditional practice or usual way of behaving.
Strength means the quality or state of being physically strong or powerful.

Hence, the chosen option is correct.