Homo rudolfensis
A) apparently had a larger brain than Homo habilis
B) lived between 2.4 and 1.6 million years ago
C) was recently identified and named from fossils previously classified as Homo habilis
D) is one of the two known species of early Homo
E) all of the above
Question 2
Global human populations have
A) actually declined somewhat in the past 50 years thanks to contraception
B) increased smoothly since the days of Homo erectus
C) shown periodic surges correlated with important cultural innovations such as plant and animal domestication
D) a rate of increase sufficient to double the size of the human population every century
E) none of the above