How to solve...

Create an entity based on the following requirement: $(5$ points$)$

For each doctor, we will keep track of a DoctorID $($unique$),$ DoctorName, and

DoctorYearOfMDGraduation $($year of graduating from medical school$).$

Create an entity based on the following requirement: $(5$ points$)$

For each doctor, we will keep track of a DoctorID $($unique$),$ DoctorName $($composed of first and last name$),$ and DoctorYearOfMDGraduation $($year of graduating from medical school$).$

Create an entity based on the following requirement: $(5$ points$)$

For each doctor, we will keep track of a DoctorID $($unique$),$ DoctorName,

DoctorYearOfMDGraduation $($year of graduating from medical school$),$ and one or more specializations.