Why did the author include paragraphs 3 and 4 in the passage? a) to explain the history of seaplanes b) to describe the purposes of seaplanes c) to express his feelings about the use of seaplanes d) to persuade readers that the use of seaplanes should not decline

What kind of words would be to find the information from a database about changes in height of an ocean surface over a 20 year period

I'm writing a persuasive speech about texting and can anyone me out?

Compare and contrast dorothy parker’s responses from her interview in the  paris review  with the dialogue of her main character in "agreement in black and white". write an essay that explains how the two are similar and different. use evidence from both texts to support your opinions. tho