Which statement correctly describes an interaction of the respiratory and
circulatory systems?
O A. Oxygen from the lungs travels to the heart in the pulmonary
arteries.
B. Oxygen is carried by white blood cells to the air sacs in the lungs.
C. Oxygen is carried by hemoglobin to the alveoli in the lungs.
D. Oxygen from the lungs travels to the heart in the pulmonary veins.

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.