Which of the following statements is true regarding the Song dynasty? The Song dynasty overthrew the Tang dynasty.

Members of the upper class were expected to focus on warfare only.

Song dynasty China was a society without separate economic classes.

The Song dynasty was a period of great advancement in farming, the economy, and infrastructure.

What is the significance of the battle of saratoga? a. the defeat at saratoga allowed the british to invade new england by land. b. after the defeat at saratoga france refuse to sign a treaty with the united states. c. the british won a decisive victory at saratoga. d. after the victory at saratoga france gave open support to the united states including arms money and ships.