A) Grassland: Most & Tundra: Least - This answer is incorrect, because grassland biomes are definitely not known for their high plant diversity. As one could imagine, the primary plant found here is grass (and large shrubs.)
B) Rain Forest: Most & Taiga: Least - While this answer is pretty close, a taiga biome does not hold the least amount of plant diversity.
C) Rain Forest: Most & Tundra: Least
D)Temperate Forest: Most & Taiga: Least: As mentioned in B, Taigas do not hold the least amount of plant diversity.
ANSWER:
C) Rain Forest: Most & Tundra: Least
Phylum is the correct answer
It is called a joint. Joints are also called articulations, they are strong connections that join the bones, teeth, and cartilage of the body to one another. Each joint is specialized in its shape and structural components to control the range of motion between the parts that it connects. Joint is usually formed of fibrous connective tissue and cartilage, they may be grouped according to the type of motion: ball and socket joint, hinge joint, condyloid joint, which permits all forms of angular movement except axial rotation, pivot joint, gliding joint, or saddle joint.