In this task, you're given the title of a five-sentence story, the first four sentences, and two options for the fifth sentence as a and b. Your job is to pick the sentence option that does not connect with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes less sense.

Example Input: Title: Controller. Sentence 1: Tom was playing his Xbox and out of frustration threw his control. Sentence 2: It broke on his wall. Sentence 3: Tom needed a new one so he went to gamestop and bought a new one. Sentence 4: Tom went home and started playing Xbox again. Choices: a. They were delicious. b. Tom learned to control his frustration.
Example Output: a

Example Input: Title: Tires. Sentence 1: On Sunday my wife went food shopping. Sentence 2: When she got to the car she saw the low tire pressure light. Sentence 3: She called me and I went down to get a pump. Sentence 4: I am disabled and have trouble walking and bending over. Choices: a. But thankfully she made 100% immediately. b. We managed to fill the tires with air, luckily.
Example Output: a

Example Input: Title: The Hot Sip. Sentence 1: Kayla was on her way to school one morning. Sentence 2: She made sure to grab her hot cocoa mug on the way out. Sentence 3: At her bus stop, she was cold so she took a sip. Sentence 4: The sip was so hot she immediately spit it out as her mouth burned. Choices: a. Fortunately, they were able to help me study and raise the grade. b. For the rest of the day her mouth hurt from the burn.
Example Output:
a