Match each equation with a graph above

$y=2(0\mathrm{.}82{)}^x$

a$.$ orange $(0)$

$y=2(1\mathrm{.}23{)}^x$

b$.$ red $(R)$

$y=2(1\mathrm{.}4{)}^x$

c$.$ green $(G)$

$y=4(1\mathrm{.}23{)}^x$

d$.$ black $($K$)$

$y=2(0\mathrm{.}73{)}^x$

e$.$ blue $($B$)$