Please choose the correct solution to the question: how to make rosemary-lemon mashed potatoes

Solution1: Make Italian Cheese Mash; top with 2 teaspoons minced rosemary mixed with the grated zest of 1 lemon.

Solution2: Make Italian Cheese Mash; top with 2 teaspoons minced rosemary mixed with the grated zest of 100 lemon.

Answer format: solution1/solution2