Jennifer believes that Northern Wine stock is going to decline in value so she is short selling $1,000$ shares at $$22$ a share. Her initial margin requirement is $70\%$ and the maintenance margin is $30\%.$ What is the highest the stock price can go before she receives a margin call?

Multiple Choice

$$28\mathrm{.}77$

$$29\mathrm{.}15$

$$30\mathrm{.}85$

$$31\mathrm{.}75$