His first thought was that the flat tire was due to the broken glass. However he decided to investigate?

Question

Is it A.Make observations and identify the problem B.state a hypothesis c.collect data d. accept or reject hypothesis e.form conclusion

Answer 1

C. Collect the data, make observations and identify the problem, state the hypothesis, accept or reject hypothesis, and form a conclusion.
What made him think that it was broken glass in the first place, unless he noticed the bed of nails that had been placed under his tires.

Answer 2

f) None of the above, just ask the serviceman for its cause.