If your total blood volume is 5 L the volume in your veins and venules is:a. 3Lb. 3Lc. 1Ld. 5L

A and B

Explanation:

That's about 3L because at any given time the viens hold about 70% of blood because they have thinner and less rigid walls so 0.7*5 is about 3L

answer; i believe the correct answer is (sporophyte);

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.