Petrographic and Instrumental Neutron Activation Analysis Conducted on Micronesian Pottery

Multiple Choice

Petrographic and instrumental neutron activation analysis conducted on Micronesian pottery determined which of the following?

A) Pottery found on the atolls was all manufactured on the high island of Yap, confirming an ancient trade network between Yap and outlying atolls.
B) Pottery found on the atolls was all manufactured locally; each atoll had its own source of high quality clay from which ceramic vessels were manufactured.
C) Although the clay used to manufacture most of the pottery came from the high island of Yap, the actual manufacture of pottery took place on the atolls.
D) It was impossible to determine the particular high island that was the source of the clay used to manufacture Micronesian pottery because the islands have such similar geologic histories.