Which Statement About Species Concepts Is True

Which statement about species concepts is true?

A) The various species concepts are mutually exclusive.
B) A lineage species concept can be used to study asexual organisms.
C) Biologists who use a lineage species concept reject the importance of reproductive isolation to speciation and the evolutionary process.
D) A lineage species concept cannot be applied to cryptic species.
E) The biological species concept species concept emphasizes the practical aspects of recognizing species.