Correct option is B
Option (b) is the incorrectly spelt word.
Correct spelling:Abysmal (meaning: extremely bad or appalling, बहुत खराब).
Example: The living conditions in the refugee camp were abysmal.
Meanings of other given options:
· Allocation (a): The process of assigning resources or tasks (आवंटन).
· Example: The allocation of funds was done carefully.
· Allegation (c): A claim or assertion, typically without proof (आरोप).
· Example: The allegation against him was unfounded.
· Aversion (d): A strong dislike or disinclination (घृणा).
· Example: She has a strong aversion to loud noises.