The answers are #1 He believes that individuals can truly perceive nature only when they are alone AND #3 He believes that society affects individuals’ pursuit of discovering themselves through nature.
Circumference of a circle.
"I am buried in homework", he told his friends. "I might suffocate under an avalanche of paper and books." The literary device that is used in this statement is Hyperbole. Hyperbole is a figure of speech or literary device that overstates or exaggerates a statement for emphasis or to make a point, but does not have to be taken literally. Hyperbole is a Greek word that means "excess".
This type of communication would be used for formal business. Although the content is regarding doing something fun, it is a requirement for a job interview process. Additionally, this is a piece of writing from an employer to a potential employee, also making its contents formal business communication.