A fast breeder reactor

A. Uses graphite rods as moderator

B. Has powerful moderator

C. Has no moderator

D. Uses ferrite material as moderator

Answer: Option C

Solution(By Examveda Team)

fast breeder reactor means that sufficient fissions can be initiated by the capture of high energy (fast) neutrons.
Moderators are used to slow down the neutrons without absorbing them.
In a fast breeder reactor no moderator is required