Answer:
Dina's father in Sweden orders a bottle of Vermont maple syrup from the producer's website. INCREASES EXPORTS (X) AND INCREASES THE GDP
Charles buys a sweater made in Guatemala. INCREASES IMPORTS (M) AND REDUCES THE GDP
Charles's employer upgrades all of its computer systems using U.S.-made parts. INCREASES INVESTMENT (I) AND INCREASES THE GDP
The state of Pennsylvania repaves highway PA 320, which goes through the center of Swarthmore. INCREASES GOVERNMENT EXPENSES (G) AND INCREASES THE GDP
Dina gets a new refrigerator made in the United States. INCREASES CONSUMPTION (C) AND INCREASES THE GDP