Answer:
e. minimizes any potential differences between the control and experimental groups.
Explanation:
Random assignment -
It refers to the process during an experiment to make sure than all the participants are given equal opportunity , is referred to as random assignment .
It is also known as random placement .
The method is adapted in order to avoid any bias behavior during the experiment .
The method helps to ensure any difference between the groups , in the end of the experiment .
Hence , from the given question ,
The correct option is e.