An investigation is to search something up to look for the facts an demonstration is showing a reason of proof for something
<span>a. Species P and Q are equally related to species T</span>
It depends most packages take 2-3 weeks so I’m guessing about 4 or 5?
Answer: He didn’t grow a plant without fertilizer.
Explanation: Manu has nothing to compare his plant to. Meaning, he cannot prove that fertilizers help plants grow. He needs to grow a plant with and without fertilizer.