Martin is from the czech republic and has jewish ancestry. before he and his wife try to have a baby, he wants to take a genetic test to see if he carries the gene for which is common given his background.

answer; i believe the correct answer is (federalist);

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .