input with options: Q: What are the key cells in the immune response? A:
OPTIONS:
- keratinocytes
- erythrocytes
- leukocytes
- lymphocytes
output: lymphocytes

input with options: Q: What kind of motion characterizes waves? A:
OPTIONS:
- round
- breathing
- bending
- repetitive
output: repetitive

input with options: Q: Fermentationof grains to produce beer, and of fruits to produce wineis an ancient art that humans in most cultures have practiced for how long? A:
OPTIONS:
- years
- eons
- decades
- millennia
output: millennia

input with options: Q: A binary molecular compound is a molecular compound that is composed of what? A:
OPTIONS:
- two atoms
- four atoms
- four elements
- two elements
output:
two elements