Answer: Carbon dioxide.
Step-by-step explanation:
The living things can be defined as the organism that can respire, reproduce. move and have food et cetera.
The organism like daisy, amoeba and jelly fish perform the functions like respiration, reproduction, and other processes which is required for life.
The carbon dioxide is a non living molecule as it does not performs any of the stated processes.
Hence, the correct answer is option A