Which is an innovation of gymnosperms?
gymnosperms are the first seed plants.
gymnosperms are the first flowering plants.
gymnosperms are the first vascular plants.
gymnosperms are the first spore plants.

yes it is   dangerous

explanation:

because that foot is discusting and could get you sick

answer:

convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

b. climate change will cause an increase in biodiversity of all ecosystems.

hope this