please do not answer in Excel and show all steps :)

TK4 Find price that generates a buy according to a (2,N)-day moving average rule At the close of market yesterday the 15-day and 2-day moving average share prices for the company stock were $20.50 and $19.00, respectively. The share prices 15 and 2 days ago were $16.75 and $19.25, respectively. According to a trading rule that generates a signal when the 2-day moving average crosses the 15-day moving average, what would be today's cross-over stock price that generates a signal reversal? \{ANSWER: C; XIADDRESS: stocks!\$B\$134 \} Na. $21.00 b. $25.41 c. $23.10 d. 19.09 e. $17.35