1. RRR:3 R's of ethics means Rules, Responsibility and Respect.

Rules: Rules define my work is right or wrong.

Responsibility: From what responsibilities do I work.

Respect: Respect Define that I get that honor for doing a good job.

2. Difference between Teleology and Deontology: Teleology defines my work goal. I achieved my goal right or wrong way it don't matter for teleology. but Deontology defines that which way I used for my goal achieved. it's right or wrong. Deontology main things the right way to achieve the goal.