Please show work.

You currently hold a portfolio of three stocks, Delta, Gamma, and Omega. Delta has a volatility of 25%, Gamma has a volatility of 40%, and Omega has a volatility of 21%. Suppose you invest 40% of your money in Delta, and 30% each in Gamma and Omega.

a. What is the highest possible volatility of your portfolio?

b. If your portfolio has the volatility in (a), what can you conclude about the correlation between Delta and Omega? If your portfolio has the volatility in (a), what can you conclude about the correlation between Delta and Omega? (Select the best choice below.)

A. Correlation = 0.5

B. Correlation = 1

C. Correlation = -1

D. Correlation = 0