Which of the following statements is CORRECT regarding studies of character
displacement?
Select one:
O a. Fenchel's (1975) early conclusions regarding character displacement
in mudsnails have been confirmed by subsequent studies.
O
b. Grant (1975) proposed a null hypothesis for character displacement
with his clinal variation model
O
c. Brown and Wilson (1956) provided clear, unambiguous data for
character displacement with their rock nuthatch data.
d. None of the above
O