I believe that you do have it correct
Answer:
My sister does but I don't watch it
I would say the answer would be D)
because back then in the 20’s it was politically correct and acceptable to target particular ethnic groups from being able to migrate to your country.
All of the other immigration acts have occurred within the last 50 years or so when it would NOT be acceptable to enforce this kind of exclusion.
hope this helps!
A is the answer to the question and b is the answer to the second