Both are correct. Example sentences below.
In three hours, we will arrive at our house.
In three more hours, we will arrive at our house.
When using "more", it implies that there was time that was previously passed.
Answer:
My guess would be voting rights.
Explanation: During the congress it was a voting time so it would be related.
The answer is D, practices.
A, B, and C. Hope this helped.
What expert there is none