Humans were long thought to have begun occupying the Peruvian settlement of Machu Picchu between 1440 and 1450 CE. However, a team led by anthropologist Dr. Richard Burger used accelerator mass spectrometry to uncover evidence that it was occupied ______ 1420 CE, according to Burger, humans were likely inhabiting the area.

Which choice completes the text so that it conforms to the conventions of Standard English?
Choose 1 answer:
Choose 1 answer:
(Choice A) earlier, which in
A
earlier, which in
(Choice B) earlier, in
B
earlier, in
(Choice C) earlier. In
C
earlier. In
(Choice D) earlier in
D
earlier in

Bot GPT 3.5 Bot GPT 3.5 answered

(Choice A) earlier, which in