This is a test of commonsense with single/multi-choices. Complete the next sentence:

A lot of people are walking by the subway in an open area. men

Select from the following.
a). buy teh black boots at the box store.;
b). are standing in front of a large box assembling a bicycle.;
c). are walk past the group on the sidewalk.;
d). are in front of a bullring and a man is fencing with the bull and messing with horns.;
The answer is:
b).