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.
A little rail-road engine was employed by a station yard for dolng small pieces of work

Options

A. a) was made by a station yard
B. b) was used at the station yard
C. c) was employed at the station yard
D. d) No Improvement

Answer

C

Explanation

Here, was employed at the station yard is the right usage. by (Prep.) : near somebody/ something at (Prep.) : used for saying where something/somebody is or where something happens