Logic.
You use logic to come to reasonable conclusions based on the information presented to you. The conclusion may be taken from assumptions made with limited information presented, or it might be based off of evidence, proof, thinking, or reasoning.
Polyneices was considered a traitor by King Creon for attacking the city of Thebes. Polyneices body was not permitted to be buried, but left for the scavenger birds and dogs to eat. Eteocles was to receive a hero's burial.
Answer:
Electricity, gas, oil, and water
Explanation:
goods that are considered essential have a low elasticity of demand.