Answer:
The girl wore a hat. It was covered with ribbons.
Explanation:
The answer would be C. The committee's bickering was seriously impeding any real progress.
impede would translate to preventing...such as preventing progress.
Not for sure what your paragraph is about, but here a few words for you :)
Sui Generis: being the only example of its kind, unique
Profligate: using money, resources, etc., in a way that wastes them
Obduracy: refusing to change in any way
Obstreperous: very noisy or difficult to control
Taking the ice cream cone after buying it
