On average more than 900 tornadoes occur annually across the country
5. I promise that I
this secret to anyone.

A group of girls were in the woods with Tituba. Tituba was waving her hands around a fire and chanting something while the girls were dancing. One of the girls were naked. Then Reverend Parris spotted them through the trees.
The participial or infinitive phrase in each sentence are in bold
Julia withdrew money from each paycheck to renovate her old and dingy bathroom.
Humming to himself, he appeared in good spirits as he walked to the office.
Audience members, bored by the dull guest speaker, quickly lost their interest in the presentation.
To become an expert archer, Natasha dedicated long days to repetitive target drills.
The movie featured an unknown actress described as a rising star.
To gain admittance to Yale University was Nicholas's top priority.
Tonight's gala event is an effort to help raise money for natural-disaster relief.
Answer: Historians
Explanation: Historians do.