30. The table represents the increase in the number of subscribers to a cellular
elecommunication
service in the last 7 months.

Month. Number of subscribers
February 205
March 245
April. 285
May. 325
June. 365
July. 405
August. 445

Which function best models the increase in the number of subscribers every month

A. Linear function
B.absolute value function
C.Exponential functionion
D. None of these