Choose the word or phrase that best completes each sentence. Leonardo da Vinci further developed art with sfumato, a new way to . Da Vinci also studied , which allowed him to show accurate muscles in his portraits. Michelangelo designed buildings and the of St. Peter’s Basilica. Michelangelo used and shading to create figures that show movement and expression.

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.

the answer is a. since they were a huge producer of cotton and wanted the most money for it.