Marie has $10,000 to invest. She decided to borrow some funds at the risk-free rate of 6 percent to increase her investment in a portfolio with an expected return of 25 percent and a standard deviation of 30 percent. What is the expected return and standard deviation for her portfolio if she borrowed 50 percent of the portfolio value? Expected return = 34.50%; standard deviation = 45.00% Expected return = 45.00%; standard deviation = 34.50% Expected return = 44.00%; standard deviation = 60.00% Expected return = 60.00%; standard deviation = 44.00%