Use the Information for the Question(s)below

Use the information for the question(s) below.
You are presently invested in the Luther Fund,a broad based mutual fund that invests in stocks and other securities.The Luther Fund has an expected return of 14% and a volatility of 20%.Risk-free Treasury bills are currently offering returns of 4%.You are considering adding a precious metals fund to your current portfolio.The metals fund has an expected return of 10%,a volatility of 30%,and a correlation of -.20 with the Luther Fund.
-The expected return on the precious metals fund is closest to:

A) -3%
B) 4%
C) 1%
D) 10%