"Why Are Yawns Contagious? We Asked a Scientist" by Teresa Carey Why are yawns contagious? We asked a scientist The average adult yawns 20 times per day. And when you feel a yawn coming on, it can be nearly impossible to suppress. But why does being around other yawners make you yawn? PBS NewsHour asked a speech scientist, a sleep neurologist, a neuroethicist and a neuroscientist who studies brain circuits related to itching why yawns are contagious. They said the evolutionary value of collective yawning remains unknown, but may have something to do with the desire of an animal to protect the members of its tribe. _________________ There is no scientific consensus on why we yawn. 1 of 2 Question Use the passage to answer the question. Which is the most effective way to separate the two sections at the blank line? (1 point) Responses by inserting a heading about the topic of the second section by inserting a heading about the topic of the second section by including an infographic of different types of scientists by including an infographic of different types of scientists by using bullets to reorganize the first section by using bullets to reorganize the first section by using captions to summarize the article

Answer 1

The most effective way to separate the two sections at the blank line is by inserting a heading about the topic of the second section. This would provide clarity and help the reader understand that the focus is shifting from a general discussion about yawning to the insights and perspectives from various scientists.