How to store for textBox value in one Column in table

Question

Dear Friend, 

I am working on Exam Module.

i have four textbox for 4 option like  option A, option B,option C,option D

 

and i have create table Ans where i have three column and i want insert option like this in my database. 

 

   Id              QuesId                Option 

 1                  1                             A

2                     1                           B

3                     1                           C

4                     1                           D 

5                     2                           A

6                     2                            B   

7                     2                            C

8                     2                           D 

 i have post all value on my controller , but now i have confused that how to save four value in one in database 

 

i am using ASP.net MVC with .aspx page

 

please help