<span>The question is asking us what stage of the body's (organism's) reaction to stress can actually be positive depending on the stressor. Think about why a body needs to react to stress - evolutionarily, it is necessary because this is a way to be motivated to escape predators. This is known as the state of B. alarm - incleased vigilance that helps us to react faster to potential predators. B is the correct answer.</span>
The relative fitness on the new food source is bigger in large bugs since they have longer beaks that can reach seeds inside the seedpod of the balloon vine. These seedpods are bigger than seedpods of tree vines and large bugs are thus favored, meanwhile average size and small soapberry bugs cannot reach the seeds.
