Please Use the Following Information to Answer the Question(s) Below

question 5

Multiple Choice

Please use the following information to answer the question(s) below.
The following questions refer to the evolutionary tree below. The horizontal axis of the cladogram depicted below is a timeline that extends from 100,000 years ago to the present; the vertical axis represents nothing in particular. The labeled branch points on the tree (V-Z) represent various common ancestors. Let's say that only since 50,000 years ago has there been enough variation between the lineages depicted here to separate them into distinct species, and only the tips of the lineages on this tree represent distinct species. Figure 19.2
- Figure 19.3
Darwin viewed the history of life as a tree, with multiple branchings from a common trunk to the tips of the twigs. Which part of that tree represents extant organisms?

• A) tips of the twigs
• B) unlabeled branches
• C) common trunk
• D) forks of the tree

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Definitions:

Unanticipated Inflation

Inflation that occurs when people do not expect it, leading to negative impacts on savings and purchasing power.

Disinflation

A slowdown in the rate of increase of the general price level of goods and services over time.

Structural Unemployment

A situation in which there is a mismatch between the skills of unemployed workers and the skills needed for available jobs.

Cyclical Unemployment

This type of unemployment fluctuates with the business cycle, increasing during economic downturns and decreasing during periods of economic growth.