I need help please ASAP!!, Chinese

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

Which of the following is an essential element of a strong informative/explanatory text? a. it expresses an opinion on a topic. b. it has a clear organizational structure. c. it uses text features, such as headings. d. it includes graphic elements, such as images.

Summary review lines 1-35. what events create the central conflict of the myth? tell why this myth might have been created