The phylogenetic tree above represents the three domains of organisms on our planet. According to this tree, organisms in domain Eukarya are closer related to organisms in domain Archaea. Organisms in kingdom Eukarya can be distinguished from organisms in kingdom Archaea by which of the following distinctions?
 Group of answer choices
 The presence of ribosomes for protein synthesis.
 The use of a cell wall for protection and support
 The presence of a nucleus in their cells
 The storage of genetic material in DNA molecules.