Taking into account of the significant figures, what is the value of 9.99  m-0.0099  m ? (2020) a...

Taking into account of the significant figures, what is the value of 9.99  m-0.0099  m ?
(2020)
a. 9.98  m
b. 9.980  m
c. 9.9  m
d. 9.9801  m

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