Answer:
During Lunch, Sarah was scared, she sat alone until a group of kids sat next to her
Explanation:
The Transitional word that best completes the sentence is DURING LUNCH , she sat alone until a group of kids sat next to her
The complete sentence will be written as ; During Lunch, Sarah was scared , she sat alone until a group of kids sat next to her.
The main function of Transitional words/phrase is to join phrases, words or sentences together