Solve the matrix equation ax = 0. (if there is no solution, enter no solution. If the system has an infinite number of solutions, express x1, x2, and x3 in terms of the parameter t. ).

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. 

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