input with options: Q: What happens when the blood cannot reach the heart because a blood vessel is blocked? A:
OPTIONS:
- fast heart beat
- heart burn
- pass out
- heart attack
output: heart attack

input with options: Q: What is denoted by the number above the chemical symbol of each element in a modern periodic table? A:
OPTIONS:
- metallic number
- atomic weight
- electron count
- atomic number
output: atomic number

input with options: Q: What type of coal deposits are the most extensive ever formed? A:
OPTIONS:
- precambrian
- mesozoic
- jurassic
- carboniferous
output: carboniferous

input with options: Q: When a sperm penetrates the egg, it triggers the egg to complete what? A:
OPTIONS:
- mutations
- fertilization
- lesions
- meiosis
output:
meiosis