What is the BEST way to combine
sentences 3 and 4?
A No one is exactly sure how the
pyramids were built, most
archaeologists agree on the basics.
B No one is exactly sure how the
pyramids were built, as most
archaeologists agree on the basics.
C While no one is exactly sure how
the pyramids were built, most
archaeologists agree on the basics.
D Because no one is exactly sure
how the pyramids were built,
most archaeologists agree on the
basics.