Which Statement Describes a Distinct Difference Between Membrane Lipids in Archaea

Which statement describes a distinct difference between membrane lipids in archaea and membrane lipids in eukarya?

A) Archaeal membrane lipids have alkyl acids that are ether-linked to glycerol at both ends.
B) Eukaryotic membrane lipids consist of glycerol that is ester-linked to three fatty acids.
C) Only eukaryotic membrane lipids are amphipathic.
D) Archaeal membrane lipids always contain sphingosine.
E) Eukaryotic membrane lipids always have a phosphate group attached to glycerol.