Identify Which Option Provides the Correct Comparative and Superlative Forms

Identify which option provides the correct comparative and superlative forms for the following adverbs:
Fast; quickly; badly

A) more/less fast, most/least fast; more/less quickly, most/least quickly; worse, worst
B) faster, fastest; quicklier, quickliest; badlier, badliest
C) faster, fastest; more/less quickly, most/least quickly; worse, worst
D) more/less fast, most/least fast; more/less quicklier, most/least quickliest; more/less badly, most/ least badly