Which of the following is a saturated hydrocarbon?

Which of the following is a saturated hydrocarbon?

مندرجہ ذیل میں سے کون سی سیر شدہ ہائیڈرو کاربان ہے؟
Explanation

CH3-CH2-CH3 is the molecular formula for propane, which is a saturated hydrocarbon (an alkane).