In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Our office building comprises (a)/ seven floors and a restaurant at the top in an (b)/ area of about eight hundred sq. metres. (c)/ No Error (d)

A

Our office building comprises

B

seven floors and a restaurant at the top in an

C

area of about eight hundred sq. metres

D

No Error