Here is a premise:
Someday, when boomers retire in hordes, more will go out than will come in.

Here is a hypothesis:
Someday, when boomers retire in great numbers, there will be a net inflow.

Here are the options: Available choices:
1). yes.
2). it is not possible to tell.
3). no.
Is it possible to conclude that if the premise is true, then so is the hypothesis?
3).