What is the number of digits in 725, 823 and 920 respectively? [Given log102 = 0.301, log103 = 0.477, log107 = 0.845]

What is the number of digits in 725, 823 and 920 respectively? [Given

1.	What is the number of digits in 725, 823 and 920 respectively? [Given log102 = 0.301, log103 = 0.477, log107 = 0.845]
A.	21, 20, 19
B.	20, 19, 18
C.	22, 21, 20
D.	22, 20, 21
Answer» D. 22, 20, 21