If a process has three steps, and the yield of the first step is $\mathrm{.}75,$ the yield of the second step is $\mathrm{.}95,$ and the yield of the third step is $100\%,$ what is the rolled throughput yield of the process?

$0\mathrm{.}42$

$0\mathrm{.}71$

$1$

$0\mathrm{.}95$