Subsistence Data Recovered at the Late Pleistocene Sites of Quebrada

Subsistence data recovered at the late Pleistocene sites of Quebrada Tacahua and Quebrada Jaguay in South America shows that:

A) big game hunting was a common element of Paleoindian economy
B) the domestication of ancient llamas and alpacas can be traced to more than 10,000 years ago
C) maritime economies are traceable the period before 10,000 years ago in the New World
D) all of the above