How does sympatric speciation differ from allopatric speciation? A: Sympatric speciation involves reproductive isolation, while allopatric speciation does not.

B: Sympatric speciation applies to the biological species concept, while allopatric speciation applies to the ecological species concept.

C: Sympatric speciation involves a behavioral barrier, while allopatric speciation involves a physical barrier.

D: Sympatric speciation involves asexual reproduction, while allopatric speciation involves sexual reproduction.