Given the task definition and input, reply with output. In this task, you will be presented with a passage, and you need to write an **implausible** answer to to fill in the place of "_". Your answer should be incorrect, but should not be out of context. Try using words that are related to the context of the passage, but are not the correct answer.  Even though there exist multiple wrong answers, we only need a single wrong answer.

An attack of the giggles can sometimes appear at the strangest moments. Whether it's during a speech or in a meeting, helpless laughter is one of our most insightful behaviours, according to neuroscientist Sophie Scott. In a recent Ted Talk in Vancouver, Professor Scott revealed that laughter often isn't to do with comedy value, but with our relationships with others. Laughter is often used as a tool for social bonding rather than in reaction to something that has comedy value, according to UCL Professor Sophie Scott. Pictured are Prime Minister David Cameron and US President Barack Obama during a basketball gameProfessor Sophie Scott says laughter often isn't to do with comedy valueIn a conversation, the person who laughs most is usually the one talkingPeople are 30 times more likely to laugh if they are with someone elseIt also triggers brain's mirror region which explains why it is contagious 
 Question:_ activates the brain's mirror regions that mimic other's actions, and she says this is the reason behind why laughing can be so contagious.

Sophie Scott