Which of the following statements is CORRECT? a$.$ If you add enough randomly selected stocks to a portfolio, you can completely eliminate all of the market risk from the portfolio.b$.$ Diversifiable risk can be reduced by forming a large portfolio, but normally even highly$-$diversified portfolios are subject to market $($or systematic$)$ risk.c$.$ A large portfolio of stocks whose betas are greater than $1\mathrm{.}0$ will have less market risk than a single stock with a beta $=0\mathrm{.}8.$d$.$ A large portfolio of randomly selected stocks will always have a standard deviation of returns that is less than the standard deviation of a portfolio with fewer stocks, regardless of how the stocks in the smaller portfolio are selected.e$.$ A large portfolio of randomly selected stocks will have a standard deviation of returns that is greater than the standard deviation of a $1-$stock portfolio if that one stock has a beta less than $1\mathrm{.}0.$