Solve the following initial value problem:
( {dy}/{dt} + 0.6ty = 8t ) with ( y(0) = 1 .

a) ( y = 8t - 0.6t² + 1 )

b) ( y = 8t + 0.6t² + 1 )

c) ( y = 8t + 0.6t² - 1 )

d) ( y = 8t - 0.6t² - 1 )