Which one of the following describes the break-even point? (a) It is the point where total sales equals total variable plus total fixed costs. (b) It is the point where the contribution margin equals...

Which one of the following describes the break-even point?

(a) It is the point where total sales equals total variable plus total fixed costs.

(b) It is the point where the contribution margin equals zero.

(c) It is the point where total variable costs equal total fixed costs.

(d) It is the point where total sales equals total fixed costs.