Problem Solving

Nokia manufactures mobile handsets and marks a price which is 8 times the manufacturing price, and prints it on the handset. They sell it to a distributor at a certain discount. The distributor then sells it to the wholesaler and offers him a discount equal to 3/4th of the discount that he received from the manufacturer. The wholesaler then sells it to the retailer at a discount equal to 2/3rd of the discount he received from the distributor. The retailer finally sells it to the customer at a discount equal to 1/2 the discount that he received from the wholesaler. If all the discounts are given on the price printed on the box and if the wholesaler made a profit of 50%, then who made the least profit?
(A) Manufacturer
(B) Distributor
(C) Wholesaler
(D) Retailer
(E) Indeterminate