Can someone help me with A, B and number 4

The shift of a vehicle's weight around its center of gravity is known as

In which terrestrial biome can you find trees that produce cones instead of flowers and needles instead of leaves? have trees that produce cones instead of flowers and needles instead of leaves. the latitudes in this biome have evenly distributed precipitation throughout the year. is it high or low

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast