In this task, you are given a short story consisting of exactly 5 sentences where the second sentence is missing. You are given two options and you need to select the one that best connects the first sentence with the rest of the story. Indicate your answer by 'Option 1' if the first option is correct, otherwise 'Option 2'. The incorrect option will change the subsequent storyline, so that at least one of the three subsequent sentences is no longer consistent with the story.

Sentence 1: The bank employee investigated credit card fraud.
Sentence 3: She contacted the card owner
Sentence 4: The card owner hadn't made the purchases
Sentence 5: The employee issued the card owner a different card to use
Option 1: She found out the identity of a man that had stolen over 500 credit cards.
Option 2: She found that one card was used to buy five hundred gift cards.
Option 2