Which of the following is an organ of the circulatory system?, a. hearth b. kidney c. roots d. lungs, Pa help po naman :< By ArtandatomsPosted on June 6, 2022 Which of the following is an organ of the circulatory system? a. hearth b. kidney c. roots d. lungs Pa help po naman :< Answer: a. heart Explanation: Your heart is the only circulatory system organ. Share this:Related posts:MULTIPLE CHOICES, 2. What is the value of (3/4) \xb0, A. 3 B. 1 C. 0 D. 4, 3. Simplify the following: x\xb2x\xb3, A. x\xb3 B. x\xb2 C. x2075 D. x2074Pa help me pls pls pls pls pls pls pls3. Which connects the testes and the vas deferens?, A. Scrotum, B. Scrotal sac, C. Epididymis, D. Penis