Multi-choice problem: Continue writing the next sentence in this paragraph:

A man is using a telescoping pole by the side of a building. He stretches it upward, then cleans the side of the building with it. he

Choices:
[a]. then goes about removing the roofing tiles from the roof..
[b]. then uses the rod to finish the roof..
[c]. returns it to his kneeling position..
[d]. uses it to clean the windows tha are highest..
[d].