input with options: Q: Geologists group rocks based on how they what?   A:
output: form

input with options: Q: In which organ does a baby develop?   A:
output: uterus

input with options: Q: What is the term for the length of the route between two points?   A:
output: distance

input with options: Q: Layers of placental transfer cells help transport nutrients to the embryos as they develop into what?   A:
output:
sporophytes