Um isn't the logical negation of some "not some" which could also mean none.

I think maintenance needed to take care of that plastic bag in the middle of sidewalk. That's why I picked that answer.

what threw me off about d was the word "dramatic"

HOW DO U KNOW THE PARKING GARAGE ISNT ON THE OTHER SIDE OF TOWN. SMH

this question made me vomit

Both i and ii technically.

"A" will not occur without the presence of "P," "Q,"or both simultaneously.