Radiocarbon dating of fossils taken from caves on islands along southeastern Alaska's coast suggest that at least a portion of the area was remaining ice-free during the last ice age.
a. suggest that at least a portion of the area was remaining
b. suggest at least a portion of the area remaining
c. suggests that a least a portion of the area remained
d. suggests at least a portion of the area that had remained
e. suggests at least a portion of the area to have remained.
What would be the correct answer and why?
a. suggest that at least a portion of the area was remaining
b. suggest at least a portion of the area remaining
c. suggests that a least a portion of the area remained
d. suggests at least a portion of the area that had remained
e. suggests at least a portion of the area to have remained.
What would be the correct answer and why?













