J H Connell Proposed That Competition Occurred Between Barnacle Species; He

Multiple Choice

J. H. Connell proposed that competition occurred between barnacle species; he based that on:

A) the observed distribution of the species and environmental measurements.
B) laboratory test he had concluded.
C) a conversation with other scientists.
D) the observation that they were in the rocky intertidal.
E) laboratory observations of their fighting behavior.