If a Monopolist Faces an Inverse Demand Curve, P(y)= 100

If a monopolist faces an inverse demand curve, p(y) = 100 - 2y and has constant marginal costs of $24 and zero fixed costs and if this monopolist is able to practice perfect price discrimination, its total profits will be

A) $1,444.
B) $19.
C) $2,166.
D) $722.
E) $361.