Select the most appropriate option to fill in blank no. 5.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2, i.e., credit.
The sentence is referring to records or achievements associated with whales and dolphins. The idiom “to their credit” means something they are known for or can be praised for.
Credit – fits the idiomatic expression “records to their credit,” meaning they have accomplished notable things.
Debit – opposite of credit; implies fault or loss (not suitable).
Approval – not used in this context.
Praise – general admiration, but does not complete the idiom correctly.
Final Sentence: These animals or marine mammals have many records to their credit, the biggest animal in the world, and the largest hunter.
Conclusion: The most appropriate word to fill blank 5 is credit.