0 0 votes Why not option B as F(n)= O( F(n) ) is trivial ? Algorithms made-easy-test-series algorithms asymptotic-notations + – HeadShot 486 views answer comment Share Follow Print See 1 comment 1 1 comment reply goxul commented Nov 30, 2018 reply Follow flag Yeah, B is also correct. $f(n) \in O(f(n))$ is true for all functions. 1 1 replyShare Please log in or register to add a comment.