Answer:
Explanation:
Of the famed heroine, who became known as "Moses," Frederick Douglass said, "Excepting John Brown -- of sacred memory -- I know of no one who has willingly encountered more perils and hardships to serve our enslaved people than [Harriet Tubman]
Answer:D
Explanation
Scientists are needed more in the workforce
this refers to a certain behavior that is by internal rewards. is the motivation to stay in a behavior because it satisfying you.