I believe it’s either c or d but it’s most likely D since the main job of the system is two supply the body with nutrients
Whether a particular exposure to a disease is related to a given outcome should involve formulating a hypothesis. The statement is true.
<h3>What is hypothesis?</h3>
A hypothesis is the first step of investigation in any field of research formulated to predict relationship between two or more variables based on evidence.
The major components includes population, variables and their relation.
The sources of hypothesis are similarity between the phenomenon, evidence from past studies, scientific theories etc.
In the field of epidemiology, researchers measure the relationship between the exposure towards disease and their outcome, define their hypothesis by asking research question and making a experimental design to solve their question.
Hence the statement is correct.
Learn more about hypothesis, here:
brainly.com/question/17173491
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Internal influences:
motivation
self esteem
External
social influence
physical performance
School and colleges stress me so what I would do is workout and listening to music
You could try and explore to find some people or shelter to get help. Here's a little note: You can survive 3 days without water, and 3 weeks without food. Brainliest please ??