Forty percent of all high school graduate work during the summer to earn money for college tuition for the upcoming fall term.

Assuming a binomial distribution, if $6$ graduates are selected at random, what is the probability that all the graduates have a summer job?

$0\mathrm{.}004096$

$0\mathrm{.}046656$

$0\mathrm{.}995904$

$0\mathrm{.}27648$