Multiply the monomial and polynomial−3y(5y^3+11y^2−y+8)
A. 15y^4+33y^3−3y^2+24y
B. -15y^4-33y^3-3y^2-24y
C. -15y^3-33y^2-21y
D. 15y^3-33y^2+21y