Respuesta :
I think it's dedicate. He puts the scientists in a good light even though they didn't find the answer to the mystery. Dedicate has a good connotation and it's probably the best answer.
Answer:
I believe the word that presents the author's view is indeed "dedicate".
Explanation:
When the author of the passage says, "Scientists dedicate their lives to knowledge," he is conveying a positive idea about scientists. Dedication is associated with commitment, discipline, which implies scientists are hard-working in their purposes. The author, even though saying scientists have failed when it comes to finding out why we yawn, is nevertheless presenting the positive image he has of scientists by using the word "dedicate".