Match the following numbers with the correct number of significant digits they possess. Answers may repeat. (4 points)
(B)172
(A)450.0 x 10^3
(A)3427
(B)0.0000455
(B)0.00456
(C)2205.20
(A)107.20
(B)0.0473

A. 4
B. 3
C. 5

I put what i think is correct :/ please help