I need help with these questions

In american sign language, every statement begins with a: preposition. verb. topic. spelled word.

What is the author's purpose in this passagea. to remind people to avoid individuals who occasionally display bad manners. b. to encourage people to embrace the feeling of superiority over others. c. to persuade people to demonstrate good manners at all times. d. to convince people to freely express their emotions.

What did the study in nicaragua show about the connection between language and numbers, and how does language enable one to understand numbers?