I think it is option D...I'm not quite sure, tho...It sounds logically correct :/
A: Mom and her sisters have decided to go on a trip together
for B it should be: His uncles and my brother were going on a camping trip
for C: the wording is just funky.
for D it should be: Both Natalia and Mike have invited us over
Hopefully this helps and good luck.
Answer: it's not a question...
so no
I think he wants to end segregation for races like African Americans and he wants his freedom that he has and what others have too.