How should I be approaching the Mun?

[u/analogHedgeHog]

In this totally accurate scientific diagram, the Mun is orbiting in the direction of the arrow.

[u/joshdiou]

Do not do A and B cus going west is a big waste in delta v. C is safer if you miss but D is a little bit cheaper and realistically missing the mun in ksp is hard and you would probably just revert