I think B is the correct answer. Answer choices C & D are about dolphins, but they do not have anything related to negative effects surrounding human and dolphin interaction. A, on the other hand, may seem like a good choice, but then again, the answer is too vague.
Answer:
Cos(89)
Explanation:
Trust me Im right. I got this answer by calculating what decimal sin(1) is then saw which answer choice equals the same answer
Answer:
Cells from the cheek are a type of epithelial cell, similar to skin. ... They can be seen faintly even at 40x (scanning power), but the most dramatic images are at 400x where the nucleus is clearly visible as a dark spot in the center of the cell.
Explanation:
Coal is considered a non renewable source because the earth cannot replenish it.
