Answer:
The version that best uses a variety of sentence structures to enhance the flow and writing style of a story is option is C "As he sat on the curb in front of the school, Tico twirled a stick in his hand. Aunt Maricel would be there soon.
Answer:
on the field was felt by all the spectators is the answer
Answer:
to inform Americans about his upcoming plans around the country to let people know the importance about personal success to make us work together for a better nation
It's not clear where the paragraph break is between one and two, but I might be able to help you. The last option is incorrect, because all of the text relates which is why it's hard to determine where the paragraph break might be. Paragraph one does not offer a solution as it isn't until the end we know the cause of the dark day. While both paragraphs have at least one fact, paragraph one seemingly is full of guesses as to the cause of the dark day. This leaves the only correct option as the first one. The researchers decided to investigate the cause of the dark day, and then the results are reported.