Answer:
the consideration of the option over a period of time
Step-by-step explanation:
The Cox-Ross-Rubinstein model is a market model to valuations of the options. It isl also known as the Binomial model. And most popularly known s the CRR model. It is multi period market stock model for stock price.
The Black-Scholes option pricing model is used to estimate the fair policy or the theoretical value of a call that is based o 6 variables including time, volatility, strike price, type of option, etc.
The main differences of a Cox-Ross-Rubinstein model and a Black-Scholes model is
--the consideration of any option over the period of time
--it is used for the stocks which pays a dividend without the model modification .