One of the cornfields involved in the studies had an area of 2.5 hectares. In Study 2, how many kg N

One of the cornfields involved in the studies had an area of 2.5 hectares. In Study 2, how many kg N was added to that field as fertilizer N ?

A.60 kg N

B.100 kg N

C.240 kg N

D.300 kg N