Which method is the best for archaeologists to use when learning about early cultures that left no written records?

a. they develop theories based on cultures that did leave written records
b. they look for artifacts to the piece together a general history
c. they make assumptions based on the current geography of the area where people lived
d. they investigate the ruins of other peoples who lived around the same time

I'm doing the test right now and i think its B

Correct answer choice is :

Archaeologists analyze human history by analyzing artifacts, which vary from ancient tools and buildings to animal bones and tiny organisms. Established foundation removals are a useful way of getting experience. They investigate important as well as ancient sites. Archaeologists do not sell artifacts nor do they keep them for themselves.

singing

praying

cooking

and going to church

mark me brainiest

is there a answer choice?