Which of the following will increase gdp of United States ?

Describe how gravity and convection work together to move the plates in the plate tectonics theory

Based on what you read in the fact sheet, identify the type of customer the company is hoping to reach. super-phonic systems wants to sell phones to customers who: expect the latest smartphone technology. need affordable phone service in remote areas. care more about attractive designs than reliability. will pay top prices for features such as web-surfing.

Brainliest to who answers! what will always cause a supply curve to shift to the left?