studying how people get alone with one another

i want all of thee above but will settle for

answer b

I try never to get alone with people. You never know what the Perv may try. It's better to have witnesses around.

I find a tinted van and an assortment of candy works well.

alone or along?

Neither seems to relate to the multiples offered. Maybe it's more an outline than multiple choice?

I like to hang out in parks of a night time. I usually find I am alone with anyone silly enough to walk through the park.

I would say D, For people to get alone with one another is a difficult thing to do for more people.