Question 7 unsaved which are the 4 sub-components of the cardio-respiratory system? question 7 options: a. heart, spleen, lungs and liver b. heart, blood, spine and liver c. heart, blood, blood vessels, and lungs d. heart, stomach, lungs and liver

Which of these is a feature of audible pedestrian crosswalk signals? o a. pedestrian tracking o b. emergency instructions o c. button location signaling od. responses to voice commands

Which of these is the best example of sexual objectification? a) a female initiates a conversation with another female. b) a male proposes marriage to a female. c) a female makes repated coments to a male about his appearence. d) a female proposes marriage to a male.

Which of the following is not a fitness benefit of cycling a: very effective at burning fat b: provides an upper body workout c: provides an aerobic workout d: good exercise for out of shape people