Refer to the Scenario Below to Answer the Questions That

Multiple Choice

Refer to the scenario below to answer the questions that follow.
Many communities have civil-defense tornado sirens that are sounded to warn people that a tornado has been spotted nearby and that they need to seek shelter immediately. In order to ensure that the sirens are functioning correctly, they need to be tested occasionally-but without generating a false alarm. A number of communities have announced that 9:00 a. m. on the first Tuesday of each month is their test time and that a siren sounded at this time can safely be ignored.
-This testing procedure relies on

A) feature-negative discrimination.
B) feature-positive discrimination.
C) the reinstatement effect.
D) the rapid reacquisition effect.