11.   As a practical matter, witnesses fearing self-incrimination must refuse to answer all questions, or risk opening a door by answering even one.

12.   Each processor is able to juggle more than one task by making new requests for data while waiting for an earlier one to be answered.

13.   Gore said he could not answer that one.

14.   He answered that one at length.

15.   He did all right answering that one, too.

16.   How do you answer that one?

17.   I am loath to answer that one.

18.   In the end, only you and your collegebound offspring can answer this one.

19.   Most computerized tests will not display a new item until the previous one is answered.

20.   Nobody was answering that one.