As Recently as 2002,________ Medical Practices Were Owned by Doctors

Multiple Choice

As recently as 2002,________ medical practices were owned by doctors as by hospitals,and by 2008,________ medical practices were owned by doctors as by hospitals.

A) less than half as many; less than one-quarter as many
B) more than three times as many; less than half as many
C) more than half as many; more than five times as many
D) less than one-third as many; more than half as many