Here is a premise:
In general, the amount of structural steel for a typical FGD retrofit system is equal to or less than the steel requirements for a SCR retrofit of the same size.

Here is a hypothesis:
The FGD system is retrofit.

Here are the options: Choose your answer from: * yes. * it is not possible to tell. * no.
Is it possible to conclude that if the premise is true, then so is the hypothesis?
yes