From four comers of a square sheet of side 4 cm, four pieces, each in the shape of arc of a circle with radius 2cm, are cut out. The area of the remaining portion is

A

$$(8-\pi)$$ sq.cm

B

$$(16-4\pi)$$ sq.cm

C

$$(16-8\pi)$$ sq.cm

D

$$(4-2\pi)$$ sq.cm