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The wrong unit-conversion among the foll...

The wrong unit-conversion among the following is:

A

`1 angstrom = 10^(-10) m`

B

`1 fermi= 10^(-15) m`

C

`1 light year= 9.46 x 10^15 m`

D

astronomical unit = 1.496 x 10^(-11) m`

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