15 points please helpp me

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Describe the domain and range of y=2(3)^x-2+5