PART A: Which of the following best identifies the text's main claim about happiness? Without opportunities to engage in the natural world.it is extremely unlikely that a person will achieve happiness. Happiness and satisfaction are possible when a person has the chance to make choices in an environment they feel comfortable navigating. Humans require complete control over their environment and lives to achieve optimum happiness. It is difficult to achieve the other two keys to happiness if a person doesn't feel like they are making a difference in the world.