Answer:
are made using the five senses
Explanation:
Observation involves the five senses that consist of sight, hearing, taste, touch, and smell.
It is a way to exactly monitor or notices anything so that it provides a detailed view of a thing
the action or process of closely observing or monitoring something or someone.
Therefore in the given case, the last option is correct
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.
They are worth something, diamond is worth the most
Answer:
Thank you for the free points!
Explanation: