PLEASE HELP You are researching beach erosion on the Gulf Coast of Florida. Which phrase shows the best way to conduct an accurate Boolean search on this topic?

A.)Beach AND erosion AND Florida AND Gulf AND Coast
B.)Beach erosion AND Florida OR Gulf Coast
C.)Beach OR erosion OR Florida AND Gulf Coast
D.)Beach erosion AND Florida Gulf Coast

Proofread the passage and identify the spelling and punctuation errors. no one knows the exect cause of diabetes. most people who get type 2 diabetes are older, but now younger people are being diagnosed with it. like many young people, you are probably thinking, "why should i be concerned about diabetes? " the truth is that both the center for disease control and the american diabetes association are quite alarmed about the increase in type 2 diabetes among young people. information gathered in the 1990s showed a rapid increase in type 2 diabetes in children. during the 2000s, this trend is continue. scientists who study diabetes are finding that 85 percent of the children who are diagnosed with type 2 diabetes are overweight. but that is just one reason for the increase. children are at risk for type 2 diabetes if they are inactive, have a family history of diabetes, or are from african american, american indian, or asian american families.

How does the poem's mood and tone change in each of these stages of “o captain! my captain! ” by walt whitman? (i need an answer asap )

What is the relationship between paragraph 2 paragraph 3 through 29?