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 seamlessly connects with the rest of the story, indicating your choice as 'a' or 'b'. If both sentences are plausible, pick the one that makes more sense.

Ex Input:
Title: Selfie-Induced Eye Infection. Sentence 1: Beth planned a trip to the beach so that she could snap a few selfies. Sentence 2: The beach had a lot of sand and the wind was blowing strongly. Sentence 3: Beth did not care. Sentence 4: Beth started taking her selfies regardless of the high winds. Choices: a. Before I returned it, the opponents scored a few points and won. b. The wind blew sand into Beth' eyes and now she has an eye infection.

Ex Output:
b

Ex Input:
Title: first word. Sentence 1: Ida's baby was babbling. Sentence 2: Then one morning she said her first word. Sentence 3: It was Mama! Sentence 4: Ida was so proud. Choices: a. She almost cried with happiness! b. She also found a smashed centipede in the same area!

Ex Output:
a

Ex Input:
Title: Fishing Day. Sentence 1: Paul went fishing on his boat. Sentence 2: He was on the boat for two hours but caught no fish. Sentence 3: Paul was ready to give up. Sentence 4: Suddenly he felt a hard tug on the fishing line. Choices: a. He was ecstatic when he reeled in a ten pound fish. b. No one was surprised when Elise was crowned the new beauty queen.

Ex Output:
a