Extracts from the 20X3 and 20X4 Accounts of Goodge and Patel

Multiple Choice

Extracts from the 20X3 and 20X4 accounts of Goodge and Patel are as follows: Two of the following four statements are correct:
Between 20X3 and 20X4
A. Gross profit margin increased slightly
B. Revenue increased by 4.5%
C. Cost of sales increased by more than £15 000
D. The interest rate payable on loans increased slightly
Which two statements are correct?

A) A and D
B) A and B
C) C and B
D) C and D