The testing effect refers to: question 19 options: 1) losing the majority of the information you learned for the test immediately after the test 2) repeated self-testing as a way to enhance retention of information 3) writing a test in the same state that you studied the material should enhance retention 4) the emotional letdown people often experience after writing a test.

2)  repeated self testing as a way to enhance retention of information

Explanation:

The testing effect may be defined as finding the long term memory which  often gets increased when some of the learning time or period is given to retrieving or recalling the information that is to be remembered. It is used to retain the information that we have known or studied. Thus the testing effect is self evaluating and is used to enhance the retention power.

Hence the correct option is (2).

the 2nd option is the answer

answer; migrate from a region;