QUES: You can select a seat free of charge in the following cases

correct the punctuation.

CORRECTED: You can select a seat free of charge in the following cases:

QUES: You can always skip this step if you dont want to select any specific file type

correct the punctuation.

CORRECTED: You can always skip this step if you don't want to select any specific file type.

QUES: Some of these meds can actually cause you to become nuts

correct the punctuation.

CORRECTED:
Some of these meds can actually cause you to become nuts.