its D
i hope this helps to future test takers. i took the test and had to retake it because their wasn't an answer
c. energy and object has.....
Tan = opposite/adjacent
= 20/15
=4/3
Who conducted the study?
Explanation:
One good question to ask the toothpaste making company is who conducted the study?
A company making toothpaste claiming a scientific study revealed that their toothpaste makes the mouth five times cleaner must have introduced a bias in this finding.
- For a scientific study to be accepted and substantiated, it must have been tested and repeated by other scientists.
- If no other scientist confirms this, then there is an obvious bias in the claim and it is not scientific.
Learn more:
Objective reporting brainly.com/question/2242789
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