Sale Price Retail Price $500 Coupon 25% off Phone Plan A Phone Plan B $435 $50 off Which phone plan has the better deal and why? A.) Plan A is a better deal because it is $40 less than Plan B B.) Plan B is a better deal because it is $90 less than Plan A C.) Plan A is a better deal because it is $10 less than Plan B D.) Plan B is a better deal because it is $10 less than Plan A can yall do a step by step because I need it

Find a parametrization for the curve「and determine the work done on a particle moving along γ in r3 through the force field f: r^3--r^3'where f(x,y,z) = (1,-x,z) and (a) im (γ) is the line segment from (0,0,0) to (1,2,1) (b) im (γ) is the polygonal curve with successive vertices (1,0,0), (0,1,1), and (2,2,2) (c) im (γ) is the unit circle in the plane z = 1 with center (0,0,1) beginning and ending at (1,0,1), and starting towards (0,1,1)