Select the most appropriate option to fill in blank number 5.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. are.
Context: The sentence is talking about their present value, so simple present plural is required. '... but they ___ still a valuable repository' needs the present form of “be” for plural subject.
Analysis of the given options:
-
was – Past tense; incorrect
-
are – Present tense for plural subject; correct
-
am – Singular first-person; incorrect
-
is – Singular form; incorrect
Correct word: are
Reason: Subject “they” is plural, so “are” is grammatically correct.
Hence, the chosen option is correct.