Which of the Following Is True of a Firm Facing

Which of the following is true of a firm facing a downward sloping demand curve?

A) In order to sell more units, the firm needs to lower its price.
B) A price cut will reduce total revenue.
C) The firm's total revenue and price are directly correlated.
D) The marginal revenue from each unit sold is constant.
E) The firm faces a constant marginal cost curve.