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hboydston hboydston
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6 years ago
Productivity in the summer in the polar regions is:
 a. high, due to abundant sunshine and nutrient-rich waters.
 b. high, due to abundant sunshine, warm temperatures, and clear waters.
 c. average, due to abundant sunshine and clear waters.
 d. low, due to a lack of nutrients.
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XuantunichXuantunich
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6 years ago
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hboydston Author
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6 years ago
Thanks
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You make an excellent tutor!
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2 hours ago
Just got PERFECT on my quiz
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