3) which bones are used to determine age? a) skull, femur, spine, and phalanges b) radius, ulna, spine, and femur c) skull, clavicle, sternum, and sacrum d) femur, sacrum, pelvis, and skull 4) how many teeth does a human adult have? a) 25 b) 27 c) 30 d) 32 5) shelia was abducted from a school football field, taken to a bank, and forced to withdraw money from an atm machine. afterward, she was left abandoned in a car at a local park. which is the primary crime scene? a) bank atm b) car c) park d) football field eliminate