问题
单项选择题
Assume 100 shares purchased at $75/share with an initial margin of 50 percent. The initial cost to the investor is:（）
A. $0.
B. $3750.
C. $7500.
答案
参考答案：B
解析：
$75/share×100 shares=$7500 50% margin means investor only
of the $7500=$3750.