Today, hominid brains are than hominid brains six million years ago.

A. smaller and more efficient

B. larger and more complex

C. softer and more segmented

a axis of a graph is a color or shade so we can all go outside and have a party so we can eat   some grilled cheese sammiches and broccoli and have some ugly fun times

i don't know why i put this, i know its not the i was just bored : p

delete this answer while you can