What are the other expressions then I can help
Chart are use to represent the visual outcome or status of a business, or an activity or even for any kind of reason as long as the data is complete and relevant. In addition to this, people you charts as a basis or a way of showing the growth of their work. Many people use it so that they can easily makes decision basing to what is the outcome they see in their charts.
Answer:
a control group is not used
Answer:
A,B
Step-by-step explanation:
I think bc I had the same question well something like this in A in B was it