A company is basing its budget on predicted sales of one of its products. They have tasked you with forecasting the sales in year 2. The company has found that a fairly accurate prediction can be found when the trend

is calculated like so:

a = 10,000

b = 2,000

The sales of year 1 were affected by seasonal variation and were as follows:

Q1:12,500

Q2:14,200

Q3:15,400

Q4:19,650

You use a multiplicative model and round percentages to the nearest whole percent.

Select ALL the correct quarterly forecasts of year 2 from the list.