Answer:it became as law and people listened
Explanation:
Answer: Me
Explanation: I've been waiting all year to get these tests done.
Well for starters they could use harnesses to protect them if they fell
The number of years it will take you to have completed studied an organism that has a life cycle of 10 years, is 15 or more than that. This is because you cannot just easily derived to a conclusion without controlling the environmental aspects of the experiments.