Please choose the correct solution to the question: how to make vocabulary flash cards

Solution1: using the list of words obtained from your book; put the word on one side of a 3x5 ruled flash card; locate the definition of the word using a dictionary; write the definition on the back of the notebook

Solution2: using the list of words obtained from your book; put the word on one side of a 3x5 ruled flash card; locate the definition of the word using a dictionary; write the definition on the back of the flashcard

Answer format: solution1/solution2
Answer: solution2