During 3rd month of a 6 month construction project how to calculate total cash generated at months and after payment is received from the owner it is equal to

During 3 rd month of a 6 months construction project, how to calculate "Total cash generated at Month's end (after payment is received from the owner)"? It is equal to: Total cash generated at Month's end for month 2 plus Net Cash Flow at Month's end for month 3. None of the above Total cash generated at Month's end for month 3 plus Net Cash Flow at Month's end for month 3 Net Cash Flow at Month's for month 2 minus Net Cash Flow at Month's end for month 3