Tent is the answer as Number is used when the data stored is a numerical, memo is used for combinations of numerals and text and true/false (boolean) is used for true/false only
d) True/False - is not a valid data type in MS-Access 2010.
Therefore, d. is correct answer.
But, b) Tent - is also not a valid data type in MS-Access 2010.
Instead, 'TEXT' is a valid data type.
So, you should check the options once again.