Sentence 1: Its maker, MedImmune Inc., based in Gaithersburg, made 4 million to 5 million doses this year.

 Sentence 2: MedImmune Vaccines, the maker of FluMist, made between 4 million and 5 million doses this year.

From 0 to 5 (0="no meaning overlap" and 5="means the same thing"), how similar are the two sentences?

OPTIONS:
- 0
- 1
- 2
- 3
- 4
- 5
4