Which example of induction is the weakest? Select one:

a.
I followed all of the directions for my essay, did my best, went to tutoring, and asked the professor for feedback on my rough draft. I am proud of my work and expect to at least pass the assignment.

b.
A few students stated on a professor rating website that Ms. Li gives mostly A’s. I’m taking her class so I should get an A.

c.
I have three tests during the sixth week of class, so I’m canceling all my social engagements that week in order to give myself enough time to study.

d.
I found a reliable source for my essay that supports my argument. To strengthen my argument, I’m going to look for another source that confirms my conclusion.