Company ABC wants to predict demand for its product using the simple moving average method. It has taken into consideration its sales from the previous four years $(2018,2019,2020$ and $2021).$ The sales for each of these years are as follows: year $2018=100,$ year $2019=120,$ year $2020=140$ and year $2021=210.$ Which of the following is the simple moving average forecast for year $2022?$

Multiple Choice

$100\mathrm{.}5$

$140\mathrm{.}0$

$155\mathrm{.}0$

$142\mathrm{.}5$

$145\mathrm{.}5$