Answer:
The answer to your question is: Alkyl halide
Step-by-step explanation:
Ether: is a functional group in which an oxygen is attached to two alkyl or aryl groups.
R --- O --- R'
Alcohol: is a functional group which has one or more hydroxyl group in its structure.
R ---- OH
Alkyl halide: is a group in which one or two hydrogens are replaced by halogens.
R --- X X = halogen
Carbonyl group: is a structure in which one carbon is double-bounded to one oxygen
R --- C = O
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R'