Answer:
Utilize the Standard Controller for Position_c and a Controller Extension to query for Review_c data.
Step-by-step explanation:
Data types such as individual, pedigree, sample, and marker can be displayed depending on the type of information needed, and the database fields will be recorded based on their levels with the appropriate data type placed in each field. The relationship that will be gotten will depend on the auto-populated defaults which can changed to suit our requirements.