Jed Hypothesizes That Better Home Life Will Result in Higher

Jed hypothesizes that better home life will result in higher mental health in children. He decides on what homes constitute "good" home life in his own way, but he cannot explain how he comes to these conclusions. Jed's hypothesis is

A) a good one, as it is both testable and refutable.
B) an all right one, as it is refutable but not testable.
C) an all right one, as it is testable but not refutable.
D) a bad one, as it is neither testable nor refutable.