Which blood cell transport oxygenated blood

The arteries transport oxygenated blood.

In terms of cell the red blood cells or the RBCs transport oxygenated blood

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.