Answer:
D. A semicolon can be used where you might use a period.
Explanation:
A semicolon can be used where you might used a period if the two sentences are related to each other. Also semicolons are used before words such namely, however, therefore. Semicolons are used to join two independent clauses that are similar/closely related to each other especially those joined by a words which are connectors like and, but, or, nor, e.t.c. If a sentence contain many commas, it is suitable to add a semicolon.
It welcomes opportunities to deliver credentials for the provision of maintenance and maintenance management services
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!