Answer:
♥️♥️is it correct ? if it is incorrect sorry
Answer:
A Teapot
Explanation:
Treatment would also work
Answer:
Yes
Explanation:
Yes, there is the presence of a threat.
This threat is known as instrumentation. There is an Instrumentation threat when changes are made in the instrument, or the changes are made in the researcher, or the scorer when the research is being carried out.
In this question, mrs smith is the one who is the researcher, the program of reinforcement can be called the instrument. She made errors during the first few week but started getting it right in the second week. So there is a slight change in these two weeks. Causing instrumentation threat to how valid the program is.
John Kay was the inventor! :)
Hiope I helped!
1.Switch to renewable energy
2.reduce methane leaks
3.pick power sources that use less water
4.minimise energy loss among wires
5.use only the voltage you need
6.use energy saving tools