Answer:
Equity theory
Explanation:
The equity theory is concerned with establishing and measuring the level of employee's satisfaction. It strives to reach an equilibrium of desirable outcomes and the input of hardwork.
The correct answer is openness
According Five Factor Model of Personality by McCrae and Costa, humans possess five broad personality trait dimensions, which are openness, neuroticism, extraversion, conscientiousness and agreeableness. Openness includes characteristics such as willingness to try new experiences or things, imagination, creativity, a broad range of interests, etc. Since Travis is eager to try sushi, which is something new for him, he ranks high on openness.
For the last week, Adam has been sleeping very little, yet still seems full of energy and enthusiasm. His extreme optimism has led him to take foolish risks. He has lost a lot of money - for instance, betting on a horse that he was sure would win. Adam may be in a manic state.
They changed over time by finding the right ingredients such as iron, metal, or steel to forge different creations. They took so slowly because no one was discovered the things to make stone tools.