How does percy mom describe his dad

annabeth told Percy to step out of the creek and as soon as he does so he feels exhausted and feels weak and Percy is now determent that his fater is Poseidon

answer; principled stage;

it might look like that the ideal way to research the health effects of trans fats is through a controlled experimental feeding trial. but these kinds of trial have several important limitations that the researcher must look into:

short in duration (this factor usually checks up on the intermediary risk factors rather than the actual outcomes of the disease)

limited dietary changes

only makes use of healthy participants