You are given the following interest rate tree:

The $1-$year zero is currently trading at $96\mathrm{.}25.$ What is the risk neutral probability?

$0\mathrm{.}882$

$0\mathrm{.}710$

$0\mathrm{.}478$

$0\mathrm{.}629$

$0\mathrm{.}802$