Answer:
A. Bar graph
Explanation:
Bar graphs are used to compare things between different groups or to track changes over time.
Answer: The retention factor describes the rate at which a compound migrates on a microscopic level.
The retention factor (Value) serves as a simple measurement of the relative binding of the compound of interest under the experimental conditions.
Retention factor values are used in identification purposes;
• Use to determine the affinity of the solute to the solvent
• Greater retention factor means greater affinity of solute to the solvent
Explanation:
A or D I think...sorry if it’s wrong
I'm thinking D. It seems to be the most plausible answer here