Answer:
C. Study of the problem, notice of rule making, public comment period, Promulgation
Explanation:
The first step i believe in any rule-making process is studying the problem at hand, Understanding how existing rules have functioned and has been flaunted, the lapses in it that will birth the need for a new rule-making process, after identifying that , the you can make a notice for rule making to sensitize everybody of a proposed rule making process and also prepare them for it, Public comment period can then come next when everybody opinion will be sampled , Lastly will be the promulgation which is the declarations of the new law after undergoing approval from appropriate quarters.