The following unit-based profit functions were for X Company's only two products, A and B, in 2020: Product A: P_A = $2.57X_A - $37,000 Product B: P_B = $4.99X_B - $70,000 In 2020, unit sales of A were 23,000, and unit sales of of B were 16,000. Assume the product mix in 2021 remains the same as in 2020, how many total units must be sold in 2020 in order for X Company to earn profit of $47,000 [round the weighted average contribution margin per unit to two decimal places]?

A: 14,189

B: 20,575

C: 29,833

D: 43,258

E: 62,725

F: 90,951