A Comparison Study Investigating the Levels of Depression in Blind

A comparison study investigating the levels of depression in blind and sighted adolescents does not use a hypothesis. Does the lack of a hypothesis in this study represent a weakness? Why or why not?

A) Not a weakness; study is descriptive
B) Not a weakness; study is quasi-experimental
C) Is a weakness; study is descriptive
D) Is a weakness; study is quasi-experimental