单选题 Rank, from highest to lowest, the following investors by their most likely capacity to tolerate risk.

Age
Marital Status
Children
Net Worth
Annual Income
Investor A
50
Widowed
0
$4 million
$ 50000
Investor B
30
Married
1
$4 million
$ 100000
Investor C
70
Married
0
$1 million
$ 30000
Investor D
50
Married
2
$1 million
$ 50000
【正确答案】 C
【答案解析】C has the shortest time horizon, a dependent spouse, and a low income. A has longer time frames; B has the largest income, plus a net worth equal to A and a longer time frame.