What is the method of writing a set where the elements are listed inside the symbol?​

Pick the description of a geometric object that best matches the real world object box for a deck of card

Asequence is a function whose is the set of natural numbers

Answer asap. you begin with 1/2 scoop of ice cream. since you're hungry, you ask the vendor for 2/7 more scoops of ice cream. then, you eat 5/8 scoops. how many scoops of ice cream are left on your cone? i will mark brainliest for first correct answer.