See the multi-choice question below:

Sentence 1: However, HCFA staff also pointed out that, in carrying out its responsibilities under the Medicare program, HCFA maintains an appropriate ongoing working relationship with industry officials.

Sentence 2: HCFA staff said that they had no relationship with industry officials.

If the first sentence is true, then is the second sentence true?
pick from the following.
- yes;
- it is not possible to tell;
- no;
no