The answer would be C. The committee's bickering was seriously impeding any real progress.
impede would translate to preventing...such as preventing progress.
Answer:
can we have the exercise?
Answer:
a
Explanation:
If it is a definite noun, that is you are aware of it beforehand, you use the. If it is indefinite and begins with a vowel, use an. If it's indefinite and begins with a consonant, choose a.