Answer:
Research has found that happiness may be influenced by some genetic factors. A person's base level of happiness when they are not intentionally trying to increase their happiness is called the what? - Set point
<span>A . The United States entered World War II. is the answer</span>
Answer:
the U.S. Constitution through the commerce clause gives congress exclusive power over trade activities between the states and with foreign countries trade within a state is regulated exclusive by the states themselves
The researchers were most concerned about External events.
<h3><u>Explanation: </u></h3>
Quasi-experimental designs are different from true experimental designs. They resemble the experimental research but it is not the real one. There are various types of quasi-experiment design, one of the important designs is the pretest and posttest design which is discussed in the above scenario.
The most likely reason for the experimental effect is based on selection bias. Self-fulfilling Prophecy & Instrument Decay might be the potential cause of the internal validity that is linked with the experiment done by the staff.