Which statement about plant classification below is true?
a. no nonvascular plants bear seeds, but not all vascular plants bear seeds
b. not all angiosperms produce flowers, but all gymnosperms produce cones.
c. not all nonvascular plants bear seeds, but all vascular plants do bear seeds.
d. all vascular plants are angiosperms, but not all nonvascular plants are mosses.

the answer is c on e2020, bud.

answer: ice crystals in air

the water from the water body or another source of water gets evaporated as water vapor as an effect of heat on water. these water vapor rises in the upper layers of the earth atmosphere under high atmospheric pressure. the atmospheric pressure of these water molecules starts to decrease due to the effect of cold air. the invisible water vapor condenses into visible water droplets and ice crystals.these ice crystals and water droplets being less denser than the surrounding air floats on air as clouds.

c. heat from the poles back down towards the equator.

answer diabetes mellitus;