According to Howard Gardner, Evidence (Or Signs) for a Distinct

According to Howard Gardner, evidence (or signs) for a distinct form of intelligence exists when

A) the intelligence shows a distinct developmental and evolutionary history.
B) it is possible to define the intelligence in terms of a set of core cognitive operations.
C) there is experimental evidence (e.g., factor analytic studies) in support of the intelligence.
D) All of the alternatives are correct.