Task: Question Answering
Input (English): Question: An engineer undertakes a project to build a road 15 km long in 300 days and employs 35 men for the purpose. After 100 days, he finds only 2.5 km of the road has been completed. Find the (approximate) number of extra men he must employ to finish the work in time.

 Option A: a. 43

 Option B: b. 53

 Option C: c. 55

 Option D: d. 68

 Option E: e. 60
Output (English): Option B