Which system works with the lungs so the cells of your body receive oxygen?

According to anthony platt, author of the child savers: the invention of delinquency, the progressives were not children, but denying them what?

Want brainliest + free points? answer this question correctly and i got you. in rural areas, be aware of sudden hazards, particularly near a. wide turns or working farms b. tight turns or working farms c. long stretches of open road d. abandoned farms

Asap 70 points do you think the little albert experiment was ethical or unethical? why? do you think that inflicting pain or suffering in the name of science is acceptable if something is learned from the experiment? why or why not?