Steve the physicist has decided that he can make himself look skinnier using relativistic length contraction. If he is $0\mathrm{.}87$ m wide, front$-$to$-$back, how fast does he need to move in order to reduce his front$-$to$-$back width to $0\mathrm{.}65$ m$?$

Select one:

a$.$

$2\mathrm{.}0108$m$/$s$2\mathrm{.}0108$m$/$s

b$.$

$2\mathrm{.}2108$m$/$s$2\mathrm{.}2108$m$/$s

c$.$

$1\mathrm{.}5108$m$/$s$1\mathrm{.}5108$m$/$s

d$.$

$1\mathrm{.}3108$m$/$s