The solution to the problem of double coincidence of wants requires a buyer and seller whose demands are precisely? by Sunday | Oct 28 | Economics JAMB | 0 comments A. competitive B. composite C. supplementary D. complementary Correct Answer: Option D – complementary Users Also Read These:A farmer who wants to keep seeds for three years…A type of pricing where a buyer and a seller…A business that focuses attention on the quality of…25cm³ of a 0.2 mol dm³ solution of Na2CO3 requires…A pricing method which involves negotiation between…