what is the area of the region bounded by the curves y = 8 cos(πx) and y = 12x² − 3?

a) ∫₀¹ (8 cos(πx) - (12x² - 3)) dx
b) ∫_{-1}¹ (8 cos(πx) - (12x² - 3)) dx
c) ∫₀² (8 cos(πx) - (12x² - 3)) dx
d) ∫_{-2}⁰ (8 cos(πx) - (12x² - 3)) dx