<u>Answer</u>:
Instrumentation
<u>Explanation</u>:
Instrumentation internal validity threat:
<u><em>There are seven instruments internal threat are as follows:
</em></u>
<u>Instrumentation</u>: It is very important for research that the instrument used for the research should be accurate in their measurement because its accuracy will be responsible for the outcomes of the study.
A. the president is just as powerful as the king
Answer:
The power of the federal government should be limited to protect people's rights.
Explanation:
" If men were angels, no government would be necessary. If angels were to govern men, neither external nor internal controls on government would be necessary".