9. In a Variance-Covariance matrix for a portfolio consisting of 12 stocks,

a.How many values (elements) are there in this Variance-Covariance matrix?

b. Using matrix terminology from Question 8, where are the variance values located?

c.How many variance values are there in this Variance-Covariance matrix?

d. Using matrix terminology from Question 8, where are the covariance values located?

e. How many covariance values are there in this Variance-Covariance matrix?

f.Using matrix terminology from Question 8, what matrix type(s) describe this Variance-Covariance matrix?