Suppose Johnson & Johnson and Walgreens Boots Alliance have expected returns and standard deviation shown below, with a correlation of 21%.

	Expected return	Standard deviation
J and J	6.9%	17.9%
Walgreens	9.6%	21.6%

(i.) Calculate the expected return and the volatility (standard deviation) of a portfolio A that is equally invested in Johnson & Johnsons and Walgreens stock.

(ii.) Calculate the expected return and the volatility (standard deviation) of another portfolio B that consists of a long position of $8500 in Johnson & Johnson and a short position of $1500 in Walgreens.

(iii.) Does portfolio A dominate portfolio B? Explain your answer.