I would say "c" because he might want to but maybe not its his choice
Answer:
As soon as Shiro saw his master he ran to meet him, wagging his tail, and, seizing the end of his kimono, dragged him under a large yenoki tree. Here he began to dig very industriously with his paws, yelping with joy all the time. The old man, unable to understand what it all meant, stood looking on in bewilderment. But Shiro went on barking and digging with all his might.
Explanation:
I'm not too sure but the other parts in the story didn't seem like companionship to me, but in here the dog is helping the old man.
Answer:
It affected them deeply. It sounds as if they worked too long hours and they were not performing their best because they were so worn out. If workers are not cared for they be pink in the face and weary. They could develop a fever which could possibly get everyone in the facility sick. The work conditions are horrible the works might feel horrible. You cannot hand someone peanut butter and jelly and ask them to make a feast. In the same way poor facility conditions will bring burnt out weary and possibly sickly workers.
Explanation:
