The correct option is B Inequality
Division of labour is separation or specialisation of jobs, works or tasks performed by people on the basis of their skills and specialisation. Social stratification is social differentiation where society is divided into groups based on their occupation, income, wealth, status etc. Stratified division of labour attract social inequality as some people specialise in particular task are not given proper resources or their share in society. It lead to alienation and accumulation of wealth and drying of income sources.