Answer: You don't know how much you love something until it is taken away from you. You don't realize how much you love life until you almost die.
Dactyl means that one long syllable is followed by two short ones: tum-ta-ta
Iamb means that one short syllable is followed by one long: ta-tum
Anapest means that two short syllables are followed by a long one: ta-ta-tum
Trochee means that a long syllable is followed by a short one: tum-ta
The answer is the first answer choice.