Which of the following best describes varicose veins? a. veins cannot prevent the backflow of blood. b. veins lose the ability to transport blood to the heart. c. veins become used for transporting blood to and from the heart. d. veins become less efficient at transferring waste to the blood.

90% of people marry there 7th grade love. since u have read this, u will be told good news 2night. if u don't pass this on nine comments ur worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of ur life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say i love u