Answer:
D) The necesary and proper Clause
Explanation:
Maryland (1819), correctly interpreted the word “necessary” in the Necessary and Proper Clause to mean convenient or useful, not indispensable. Every creation or reorganization of federal departments throughout American history had to be “necessary” for carrying out powers granted to the federal government.
Catholic or Christian's those two
This is an example of convergence evidence.
Convergence evidence refers to the type of evidence that derives from independent sources that couldn't be objectively measured by the researcher.
In the case above, the data about the satisfaction came from the subject's personal evaluation and experiences
The placebo effect is a procedure in which a patient is made to believe that a drug has a direct on the person. Therefore improving his/her symptoms from the said disease that he/she is experiencing. It is directly injecting or making a procedure using alternatives. The idea is that the patient would believe such measures were done and that they will be cured from their diseases. There are no video clips available on you questions but I hope this helps.