Kathy Snow wishes to purchase shares of Countdown$$ Computing, Inc. The$$ company's board of directors has declared a cash dividend of $$$$0\mathrm{.}67$ to be paid to holders of record on$$ Wednesday, Sep. $21.$

$1.$ What is the last day that Kathy can purchase the stock $($trade date$)$ and still receive the dividend? $($Select the best answer below.$)$

A$.$ Sunday, Sep. $18$

B$.$ Wednesday, Sep. $21$

C$.$ Monday, Sep. $19$

D$.$ Friday, Sep. $16$

$2.$ What day does this stock begin trading ex dividend? $($Select the best answer below.$)$

A$.$ Wednesday, Sep. $21$

B$.$ Tuesday, Sep. $20$

C$.$ Sunday, Sep. $18$

D$.$ Friday, Sep. $16$

$3.$ What change, if any, would you expect in the price per share when the stock begins trading on the ex$-$dividend day? $($Select the best answer below.$)$

A$.$ Stock price will not change.

B$.$ Stock price will rise by the amount of the dividend $($$$0\mathrm{.}67).$

C$.$ Stock price will drop by the amount of the dividend $($$$0\mathrm{.}67).$

until tomorrow, miss the dividend, and buy the stock at a slightly lower price?

$4.$ Kathy believes that she will be able to sell the stock for $$$$52\mathrm{.}95$ in a few months. Tomorrow is the$$ ex$-$dividend date, and the stock price now is $$$$48\mathrm{.}95.$ Is she better off buying the stock now so she can capture the$$ dividend, or should she wait until$$ tomorrow, miss the$$ dividend, and buy the stock at a slightly lower$$ price?

$$

A$.$ She would be slightly better off buying the stock at $$48\mathrm{.}95$ and taking the dividend.

B$.$ She would be better off buying the stock at $$48\mathrm{.}28$ and not taking the dividend.