Which of the Following Factors Does NOT Appear in the Drake

question 2

Multiple Choice

Which of the following factors does NOT appear in the Drake equation?

• A) the number of stars in the Milky Way
• B) the fraction of life-bearing planets on which intelligence evolves
• C) the average lifetime of a technologically advanced civilization
• D) the average delay between the formation of a planet and the appearance of life

---

Definitions:

Net Realizable Value

The estimated selling price of goods minus the cost of their sale or completion.

Allowance for Doubtful Accounts

An accounting provision made by a company to account for customers who may not be able to make required payments, affecting the accounts receivable balance.

Accounts Receivable

Money owed to a company by its customers for products or services that have been delivered but not yet paid for.

Adjusting Entry

An accounting journal entry made at the end of a period to record any unrecognized income or expenses for that period, ensuring accuracy of the financial statements.