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Study the data presented in the following graph to answer these questions.
Monthly expenditure of a firm from January to July during the years 1997, 1998, 1999

What is the correct answer?


In how many months out of the given 7 months expenditure in 1998 is more than that in 1997 but less than that in 1999.

A. 2

B. 3

C. 4

D. 5