Question: Choose the most suitable data type in case multiple data types are possible for the column. Column Name: Student_id ; Description: Unique number assigned to

Choose the most suitable data type in case multiple data types are possible for the column.
Column Name: Student_id ;
Description: Unique number assigned to every Student
Example: 100000
a. Number(6,0)
b. CHAR(11)
c. VARCHAR2(11)
d. Date

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