A store is having a 10% sale on all items. There is an additional $30 discount to the sale price of any bicycle. Let x represent the price in dollars, and let f(x) = x − 30 and g(x) = x − 0.10x = 0.90x represent the discounts. Which function can the store manager use to find the final price of a bicycle? Group of answer choices f+g g∘f g−f f∘g