In the manufacture of a certain product, 9 percent of the units produced are defective and 5 percent of the defective units are shipped for sale. What percent of the units produced are defective units that are shipped for sale?	Choose the correct choice: A) 0.15 % B) 0.45 % C) 0.8 % D) 1.25 % E) 2.0 %

Rationale: "0.09 * 0.05 = 0.0045 = 0.45 % the answer is b ."
Answer: B