Can we draw the following hypothesis from the context (see options)?

Context:

We have to be bold. We have to provide leadership. Now it's true that we disagree on this. The governor said that he doesn't think this problem is necessarily caused by people. He's for letting the oil companies into the Arctic National Wildlife Refuge. Houston has just become the smoggiest city in the country.

Hypothesis: Houston became the second smoggiest city a few years after this was written
Choose from:
-- Yes.
-- It's impossible to say.
-- No.
It's impossible to say