A manufacturer of tiling grout has supplied the following data:

Kilograms produced and sold 330,000
Sales revenue $1,920,000
Variable manufacturing expense $957,000
Fixed manufacturing expense $260,000
Variable selling and administrative expense $360,000
Fixed selling and administrative expense $226,000
Net operating income $117,000
The company's contribution margin ratio is closest to:

a. 50.2%
b. 81.3%
c. 31.4%
d. 74.7%

Arguments made against free trade include all of the following exceptdumping is an unfair trade practice that puts domestic producers of substitute goods at a disadvantage that they should be protected against.national defense considerations justify producing certain goods domestically whether the country has a comparative advantage in their production or not.free trade is inflationary and should be restricted in the domestic interest. if foreign governments subsidize their exports, foreign firms that export are given an unfair advantage that domestic producers should be protected against.infant industries should be protected from free trade so that they may have time to develop and compete on an even basis with older, more established foreign industries.