the answer is a or d and im leaning too a so i suggest getting a second opinion sorry i cant help much more than that.
Spawn is the eggs and sperm released or deposited into water byaquatic animals. As a verb, to spawn refers to the process of releasing the eggs and sperm, and the act of both sexes is called spawning. Most aquatic animals, except for aquatic mammals and reptiles<span>, reproduce through the process of spawning.
</span><span>There are many variations in the way spawning occurs, depending on sexual differences in anatomy, how the sexes relate to each other, where and how the spawn is released and whether or how the spawn is subsequently guarded.
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The correct answer would be D), over millions of years, Pangaea broke apart and drifted to form the seven continents.
Basically by planting more trees...
they'll use it for photosynthesis, nd give us Oxygen in return