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

Context:

The Old Time Gospel Hour Quartet was a Southern Gospel Quartet that was formed by Jerry Falwell (not a member) at Thomas Road Baptist Church in 2000. The group performed weekly on The Old Time Gospel Hour TV program that Falwell hosted, in addition to having a small travel schedule. In addition to selling their merchandise at concerts, they also recruited students for Liberty University.

Hypothesis: The Old Time Gospel Hour Quartet performed twice a week.
Pick from:
 a). Yes.
 b). It's impossible to say.
 c). No.
c).