Unserialize

 
Array
(
    [0] => Array
        (
            [question] => Question 1
            [answer] => Answer 1
        )

    [1] => Array
        (
            [question] => Question 2
            [answer] => Answer 2
        )

    [2] => Array
        (
            [question] => Question 3
            [answer] => Answer 3
        )

    [3] => Array
        (
            [question] => Question 4
        )

    [4] => Array
        (
            [question] => Question 5
        )

)