What comments would you make to the students based solely on the mechanical advantage of an inclined plane?

Skulls of (1) modern gorilla, (2) australopithecus afarensis, (3) homo erectus, (4) homo neanderthalensis, (5) homo sapiens based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ? (2 points)

Monitor and apply fix up strategies

Which would be the most useful source of evidence to support mcneill's contention?