Helix, Inc. wants to sell a sufficient quantity of products so as to earn a profit of $70,000. If the unit sales price is $10, unit variable cost is $8, and fixed costs are $120,000, how many units must be sold to earn an income of $70,000? Select one: a. 19,000 b. 70,000 c. 60,000 d. 23,750 e. 95,000