Which of the following are included in GDP calculations?

a. Cleaning services performed by Molly Maid Corporation

b. Lawn-mowing services performed by a neighborhood child

c. Drugs sold illegally on a local street corner

d. Prescription drugs manufactured in the United States and sold at a local pharmacy

e. A rug woven by hand in Turkey

f. Air pollution that diminishes the quality of the air you breathe g. Toxic-waste cleanup performed by a local company h. Car parts manufactured in the United States for a car assembled in Mexico i. A purchase of 1,000 shares of IBM stock j. Monthly Social Security payments received by a retiree