Answer:
gotta be D or A but D is more reasonable
Explanation:
Determining a substance's physical or chemical identity. What are the two main requirements for identification? The adoption of testing procedures that give characteristic results for specific standard materials and the number and type of tests needed to identify a substance to exclude all other substances.
Answer:
Carrying capacity is the <u><em>maximum number of individuals an area can support without degrading the environment</em></u>.
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That the stripes make the snails less camouflaged therefore they are more likely to be eaten.<span />
Auroras normally occur in the Earth's thermosphere.