Which of the following is the definition of volatility in Black-Schoels formula

Group of answer choices

The variance of the stock price in one year

The standard deviation of the stock price in one year

The standard deviation of the return, measured with continuous compounding, in one year

The variance of the return, measured with continuous compounding, in one year

What does N(x) in the Black-Scholes formula denote?

Group of answer choices

The area under the normal distribution between -x and x

The area under a normal distribution beyond x

The area under a normal distribution from zero to x

The area under a normal distribution up to x