It depends on if the ocean floor is cold or warm or freezing maybe below 0°
15 the answer is 15 because 15 x 5 = 75
Solution:
<em>the</em><em> </em><em>answer</em><em> </em><em>please</em><em> </em><em>mark</em><em> </em><em>as</em><em> </em><em>brainly ness</em><em> </em>
<em>your</em><em> </em><em>welcome</em>
The answer is B, there’s no solution.