Well, we know they're female fish of the same species. And know they were observed, so? Look, at the <span>"keywords" "least likely given of fitness trade-offs" then you know the probability of which one is greater. if whoever you and anybody observed the two females you'll know key distinct qualities about both fish. So from what you learned what would be the most likely one would be and your answers below...
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the eggs from the female laying 1000 eggs have larger yolks than the yolks of the eggs from the female laying 100 eggs.</span>
fruits, grains, protein, dairy, vegetables
No, he shouldn't continue lifting this way. When you're lifting something, you need to use proper body mechanics. With the way he stooped over to pick up the box, he has a high chance of injuring his back; you shouldn't bend at your waist when picking something up. Also, you should hold the object close to your body at your waist level. In this case, he should stand with his feet shoulder-width apart, he should bend at his knees instead of his waist, and he should be in a squat-like position when picking up the box.
I think the answer is A. The body's ability to be efficient during movement. Hope this helped.