In the Classic Experimental Design,the Researcher Measures the Dependent Variable

In the classic experimental design,the researcher measures the dependent variable both before the introduction of the independent variable,the _____,and again after the experimental group is exposed to the independent variable,the _____.

A) pretest; posttest
B) prior test; after test
C) control test; experimental test
D) validity test; reliability test
E) reliability test; validity test