Demand for $2-$L bottles of Coca Cola's new artichoke$-$flavored drink, Choke, at a local grocery store was disappointingly low at $5,8,$ and $6$ bottles for January, February, and March, respectively. What is the three$-$period moving average forecast for April?

$5\mathrm{.}2$

$5\mathrm{.}5$

$6\mathrm{.}3$

$7\mathrm{.}2$