input: OPTIONS:
- Decibels
- colors
- dense
- Summer
- volume
- seasons
- animals
- decreases Now, answer this question: You are presented with the quiz "the average number of individuals per unit of area or what can vary considerably?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "population density is the average number of individuals per unit of area or volume" and "population density varies considerably". So, what's the best answer to the question?
A:
output: volume

input: OPTIONS:
- sense of smell
- chemical receptor
- organ
- insects
- chemical
- sound
- antennae
- Vibrates Now, answer this question: You are presented with the quiz "Members of the Myrmecocystus genus communicate via pheromones, which are a type of:" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ants communicate with chemicals called pheromones" and "honeypot ants are classified in the genus Myrmecocystus". So, what's the best answer to the question?
A:
output: chemical

input: OPTIONS:
- darkness
- disease
- influenza
- sunshine
- viruses
- Pollution
- water
- light Now, answer this question: You are presented with the quiz "What has a negative impact on how plants feed themselves?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "darkness has a negative impact on photosynthesis" and "plants feed themselves through the process called photosynthesis". So, what's the best answer to the question?
A:
output:
darkness