TB MC Qu$.03-67($Static$)$ A company wants to forecast demand using...

A company wants to forecast demand using the weighted moving average. If the company uses three prior yearly sales values $($i$.$e$.,$ year $2015=160.$ year $2016=140$ and year $2017=170),$ and we want to weight year $2015$ at $30\%,$ year $2016$ at $30\%$ and year $2017$ at $40\%,$ which of the following is the weighted moving average forecast for year $2018?$

Multiple Choice

$146$

$152$

$158$

$168$