RRR is called R's of ethic. RRR means that Rules,Responsibility and Respect.

Difference between Teleology and Deontology is :

Teleology:Teleology just focus on the goal.The way of achieve goal can be right or wrong it doesn’t matter on teleology.

Deontology: Deontology focus about the way of achieve goals that either the way is right way or wrong.Mainly it focus on the right way of achieving goals.