An employee of a CPC $($Canadian$-$controlled private corporatie marks granted a stock option up to acquire $2,000$ shares in $2019$ for $$15$ per share. The market value of the stock at that time was $$20$ a share. The employee exercised the option in $2020$ to purchase $1,000$ shares, when the stock was valued at $$21$ per share. In $2023$ the employee sold the $1,000$ shares for $$24$ per share.How much would be included in G$\text{'}$s net income in $2019,2021$ and $2023,$ respectively?A $0/$ $$0/$ $$6,000$B $0/$ $$0/$ $$7,500$C $0/$ $$6,500/$ $$0$D $0/$ $$8,000/$ $$0$E None of these