A) describe one feature of nationalism in the period 1750–1900. B) explain one political development in the period 1750–1900 that helped spread nationalism. C) identify one instance in the period 1750–1900 in which nationalism was used to create a new state.

The answer would be d

The correct answer is b, social stratification is needed for a society to exist. marxist theory regarding social stratification is that due to the differing economic capacities among people in society, a natural separation occurs between those that own the means of production and those that sell their labour in the production chain. 

Their are less so maybe the bathroom

Some stress reducing strategies that a lot is: aromatherapy, yoga, meditation, quiet walks in the park, or listening to relaxing music.