[单选题]
Organisms may be reclaf/vbuvo3p x.0 ssiha0-0ekg(pctc u) sd 4fied using evidence from cladistics. Cladogram 1, based on DNA comparisons of several species, represents the historical view of relationships among arachnids. Cladogram 2, based on DNA comparisons of many more species than Cladogram 1, challeng(kthsap e4d)cc0-g0 u es the historical view.
What is suggested by Cladogram 2 that is not suggested by Cladogram 1?
A. Horseshoe crabs are a sister group of arachnids.
B. Horseshoe crabs are a group within arachnids.
C. Sea spiders are an ancestor of arachnids.
D. Sea spiders are not an ancestor of horseshoe crabs.
