James needs to paint the prism shown. he currently has enough paint to cover 50 square feet, which is a true statement? A) James has double the amount of paint needed.
B) James has the exact amount of paint needed.
C) James does not currently have enough paint.
D) James has slightly more than enough paint needed.

I need the answer ASAP! ​

Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect