A two-asset portfolio's risk and return are provided in the following table.

European Bond Weight	U.S. Stock Weight	Portfolio Standard Deviation	Portfolio Rate of Return
100%	0%	5%	4%
80%	20%	4%	5%
60%	40%	3%	6%
40%	60%	4%	7%
20%	80%	5%	8%
0%	100%	6%	9%

What is the return to the minimum variance portfolio?

• A. 4%

• B. 6%

• C. 7%

• D. 5%