Can someone answer 3 and 4 please No Link’s and ill mark brainliest to who actually answers

When does the circulatory system work with the respiratory system? a. during blood cell formation b. during cellular respiration c. during intestinal digestion d. during a viral infection

What sre the effects of hemolytic disease of a newborn

Suppose you were the commissioner of corrections for your state. which correctional activities might come within your domain? which mostly would not