No one could explain how a calm and balanced person like him could `underline("penetrate")` such a mindless act on his friends.

DIRECTIONS: in the following question, a part of sentence is bold. Below are given alternatives to the bold part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose “No Improvement” option. No one could explain how a calm and balanced person like him could penetrate such a mindless act on his friends.

Explain how soil pollution and erosion could be prevented.

Explain how soil pollution and soil erosion could be prevented.

A fat person is standing on light plank floating on a calm lake. The person walks from one end to the other on the plank. His friend sitting on the shore watches him and finds that the person hardly moves any distance because the plank moves basckward about the same distance as the person moves on the plank. Explain.

A fat person is standing on light plank floating on a calm lake. The person walks from one end to the other on the plank. His friend sitting on the shore watches him and finds that the person hardly moves any distance because the plank moves basckward about the same distance as the person moves on the plank. Explain.

A fat person is standing oa ligh plank floating on a calm lake. The person walks from one end to the other on the plank. His friend sitting on the shore watches him and finds that the person hardly moves any distance because the plank moves basckward about the same distance as the person moves on the plank. Explain.