Acercan company's main source of income is a mobile ago. The function h models the company's annual profit in millions of dollars, as a function of the price the charge for the app lincolars which of these statements are true choose all that apply A: If the company doesn't charge for the app, they make 0 profit B: If the Company doesn't charge the app, they lose about 10 million dollars. C: To make greatest profit, the company should charge 7 dollars for the app D: To make the greatest profit, the company should charge 40 dollars for the app