Q: What are invertebrate chordates that retain all four defining chordate traits as adults called?


Read this paragraph and choose the correct option from the provided answers:

Lancelets are invertebrate chordates that retain all four defining chordate traits as adults. There are only about 25 species of living lancelets. Lancelets resemble tunicates in several ways. For example:.

 Choices:

- vertebrates

- sporozoans

- tunicates

- lancelets


A:
lancelets