Sharda and Onyedikachi Are Both Participating in a Psychology Study

Multiple Choice

Sharda and Onyedikachi are both participating in a psychology study. Sharda's task is to press a button as rapidly as possible whenever she sees a circle on the computer screen. Onyedikachi's task is to press a red button if he sees a circle and a green button if he sees a square, also as rapidly as possible. Sharda's study is measuring ____________ reaction time and Onyedikachi's study is measuring ____________ reaction time.

A) basic; complex
B) simple; choice
C) basic; choice
D) simple; complex