Part A: 
D, It suggests that the speaker is unhappy or troubled.
Part B:
A, He cannot sleep and needs to get out of the house. 
        
                    
             
        
        
        
Answer:
1. the bananas was bought at a low price by him
2.all the books have been sold by us
3.my homework is helped by the teacher
4.this portrait was painted by a famous artist
5.his test hasn't been finished by him
6.this poem was written by Cyd
7.a mouse was caught in a mouse trap by them 
8.good food is served in the restaurant by them 
9.basketball is played in my country
10.telephone (?) was invented by him on 1876
Explanation:
apply the passive formula
 
        
             
        
        
        
I don’t know what a short essay would look like but here’s a paragraph to help you start !
Doubt, as we can read from the Oxford dictionary means “A feeling of uncertainty or lack of conviction.” Throughout our lives many of us have experienced doubt. It’s feeling that we feel as we go about our lives. (Go on about your own experience with doubt)
        
             
        
        
        
Decline in urban civility is one of the theme in Robert Lowell’s “For the Union Dead,”
Explanation:
This was only brief disruption throughout the Boston Common, however the similar scenes in the second half of the 20th century are just a normal feature of American city life. The requirements of the automotive are to be met by Art, Landscape and people themselves.
Strong buildings have been destroyed to provide car parks; the neighbourhoods are separated by highways; access by pedestrians to recreational areas is becoming confusingly difficult. In the pursuit of technological advancement, the new city provides a new savagery.