Answer:
I think it's explain because he asked him to answer him
Uhh... answer D is the true answer
<span>The question is 'self interest motivate producers to offer ............ products. The correct option is B. In market situations, producers' self interest, which is the desire to make more profit, always motivate producers in supplying products that are more expensive. The profit margins of producing more of an expensive product is usually higher compared to other less expensive products.</span>
puntuate this qualification
B. The sentence that has an error in usage is the following one: Sometimes being a man simply means helping others bare their difficult burdens. The word "bare" in this sentence should be the word "bear" which means "to help endure or carry."