One Astronomer (Astronomer A) Claims That the Hubble Constant Is

Multiple Choice

One astronomer (astronomer A) claims that the Hubble constant is 84 km/s/Mpc, while another (astronomer B) claims that it is 63 km/s/Mpc. If, based on the Hubble constant, astronomer A claims that a particular galaxy is 3.00 billion ly away, then astronomer B would claim that it is:

A) 4.00 billion ly away.
B) 2.25 billion ly away.
C) 3.75 billion ly away.
D) 2.00 billion ly away.