C. the ability to do something well without wasted time or effort
Answer:
1. He asked me how much I paid for the book.
2. The nurse asked him how he was feeling.
3. The teacher asked him if he had written his homework.
4. He asked me if I knew anything about that accident
5. My brother asked if anyone had called while he was out.
6. She asked me if I knew where Mrs. Baker lived.
I know I'm rather late but the answer is 8 and 13. (This question requires some background... so yea.)
The answer is B. Because, if the students had the flu, of course their absence was 'legitimate', which means 'acceptable', allowed. And 'aberration' means 'something unusual or unexpected", because they usually have perfect attendance, but now they missed a couple of classes.