Answer-
Three types of ethics system are as follows-
1.Dentological ethics-
Any act or deed is thought to be morally good because the consequences of such action itself and not because the consequences of such actions are good .
2.Teleological Ethics-
It is also known as consequentalism or consequential ethics .If an act or deed results into ethical conduct then such action is treated as moral.
3.Virtue based ethics-
Lesser emphasis is amde on the rules and procedures to be followed on the basis of action or its consequences .Focus is on a good character and assisting other in developing good character and breaking bad habits.