Question ID:PT74 S1 Q9 Passage:Many calcium supplements contain lead, a potentially dangerous substance even in small amounts. The body can safely store in bones trace amounts of lead from food, but high levels of lead in the blood are a major public health concern, associated with anemia and nerve damage. Despite this, many doctors contend that for some people calcium supplements containing lead are preferable to no calcium supplements at all. Stem:Which one of the following, if true, would most help to resolve the apparent discrepancy in the information above? Correct Answer Choice:EChoice A:Some fruits and vegetables contain trace amounts of lead derived from the soil in which they are grown. Choice B:It is difficult to ensure that one has completely eliminated trace amounts of lead from one's diet. Choice C:Lead is only one of the common public health concerns that are associated with anemia and nerve damage. Choice D:A high-calcium diet decreases the amount of lead that the body is able to tolerate safely. Choice E:When calcium intake is insufficient, the body draws calcium from bones, releasing stored lead into the bloodstream.