Suppose that a few individuals of a lizard species are transported on a log that floats from the mainland, where the lizard is abundant, to a distant island, where prior to this event no lizards (of any species) existed. the environmental conditions on the island are similar to those on the mainland. a small population of this lizard becomes established on the island; within a few years, allele frequencies in the island population differ greatly from those in mainland populations. which of the following is the most likely cause of the genetic differences between the island and mainland populations?
a. natural selection
b. genetic drift
c. mutation
d. gene flow

Ajewelry direct sales company pays its consultants based on recruiting new members. question 1 options: the company is running a pyramid scheme, which is illegal. the company is running a pyramid scheme, which is legal. the company has implemented a legal and ethical plan for growth. the company uses this method of compensation to reduce the fee for the product sample kit.

Employees at a library check out books to patrons. books have an isbn and a name. the library sometimes has multiple copies of the same book. books have one or more authors. a patron is an individual who has an active (non-expired) library card. for each library card, we store the person's first and last names and their address. for each employee, we store their employee id, current salary, first and last name and their address. we also store the employee id of their current manager. each time we check out a book to a patron we need to store the date of the transaction, the employee who checked out the book to the patron, and the library card of the patron. some employees have library cards. if an employee patron turns in a book late, the fine that they pay is a percentage of their salary. some employees are authors who have library cards—they are allowed to check out as many books as they like.

Within the relevant range, if there is a change in the level of the cost driver, then a. total fixed costs will remain the same and total variable costs will change b. total fixed costs will change and total variable costs will remain the same c. total fixed costs and total variable costs will change d. total fixed costs and total variable costs will remain the same