In an interchangeable assembly, shafts of size $25.000^{+0.010} \mathrm{~mm}$ mate with holes of size $25.000^{+0.030} \mathrm{~mm}$. The maximum interference (in microns) in the assembly is

(A) 40

(B) 30

(C) 20

(D) 10

In an interchangeable assembly, shafts of size $25.000^{+0.010} \mathrm{~mm}$ mate with holes of size $25.000^{+0.030} \mathrm{~mm}$. The maximum interference (in microns) in the assembly is

(A) 40

(B) 30

(C) 20

(D) 10

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