$\backslash$table$[[$Month$,$Data$],[1,100],[2,102],[3,105],[4,97],[5,107]]$

Compute the $3-$period moving average forecast for month $6.($It is equal to the $3-$period moving average in month $5.)$ The potential answers are:

A: $103$

B: $111$

C: $68$

D: $71$

E: $72$

$2.$ Compute the $2-$period moving average forecast for month $3.$ The potential answers are:

A: $70\mathrm{.}5$

B: $71$

C: $71\mathrm{.}5$