The diameters of a pipe at the sections 1 and 2 are 10 cm and 15 cm respectively. Velocity of water flowing through the pipe at section 1 is 5 m/s. velocity at section 2 in m/s and discharge in cmm is

A

2.2 & 2.4

B

2.7 & 2.8

C

2.1 & 2.4

D

2.4 & 2.6