Vascular plants are a class comprised of angiosperms and what other groups

Which would be the most useful source of evidence to support mcneill's contention?

20 the compound al(nh3)2 has atoms of nitrogen.

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land