Affordable Auto offered to enter people into a drawing for a free car if they shared the company's advertisement on social media. This table gives the total number of times the advertisement was shared since the promotion began. The data can be modeled by a quadratic function. Length of promotion (days) 2 4 6 8 10 12 Number of shares 1,200 3,219 6,240 10,264 15,290 21,318 What function best models the data? Responses y=125.3x2 257.8x 183.3 y equals 125.3 x squared plus 257.8 x plus 183.3 y=1.2x2 280 y equals 1.2 x squared plus 280 y=1.2x2 20.6x 280 y equals 1.2 x squared plus 20.6 x plus 280 y=125.3x2 183.3