For Her Experimental Psychology Class,Kristen Has Developed the Hypothesis That

Multiple Choice

For her experimental psychology class,Kristen has developed the hypothesis that intelligent people are more stressed out.Kristen's teacher tells her she needs to use operational definitions for her variables.This means that she needs to decide

A) which behaviours or qualities differentiate one person's intelligence and level of stress from the next person's.
B) the procedures she will use to collect her data.
C) which variables are independent and which are dependent.
D) which type of experimental design she will be using.