In a Study of the Low-Ball Technique by Cacioppo and Colleagues

In a study of the low-ball technique by Cacioppo and colleagues (1978) , participants were asked to show up for an experiment at the horrific hour of 7 a.m. In which condition were the participants most likely to agree to show up at this time?

A) When the students were first asked to show up at 6 a.m. and then the researcher changed the time to 7 a.m.
B) When the students were first asked if they would be willing to take part in the experiment and then were told the start time.
C) When the students were first told the start time and were then asked if they would be willing to take part in the experiment.
D) When the students were morning people rather than evening people.