The Table Below Shows the Number of Years of Jail

The table below shows the number of years of jail time that two burglars, Alf and Doug, will receive, depending on whether each decides to confess and implicate his partner, or to remain silent.

$\begin{array}{}& \text {Doug's Strategies }\\ \text {Alf'sStrategies }&\begin{array} { |l|c|c| } \hline & \text { Confess } & \begin{array}{c}\text { Don't } \\\text { Confess }\end{array} \\\hline \text { Confess } & \begin{array}{c}\text { Doug: 4 } \\\text { A.f: } 4\end{array} & \begin{array}{c}\text { Doug: } 9 \\\text { A.f: 0 }\end{array} \\\hline \text { Don't } & \text { Doug: 0 } & \text { Doug: 1 } \\\text { Confess } & \text { Alf: } 9 & \text { A.f: 1 } \\\hline\end{array}\\\end{array}$
-If each prisoner independently chooses the strategy that minimizes their possible jail time,then they:

A) each remain silent and receive a sentence of one year
B) each confess and receive a sentence of one year
C) each confess and receive a sentence of 4 years
D) each stay silent and receive a sentence of 4 years
E) both confess and both will be set free