Use the Following Figure to Answer the Question : Figure

question 78

Multiple Choice

Use the following figure to answer the question : Figure 20-1 : D₁ and S₁ are the private demand and supply curves,of a commodity produced by a competitive firm.S₂ reflects the social marginal cost of production,while S₀ represents the external marginal cost.
-Refer to Figure 20-1.A comparison between the efficient outcome and the market equilibrium reveals that:

• A)the price level when the outcome is efficient is higher than the price at the market equilibrium by $30.
• B)the price level when the outcome is efficient is lower than the price at the market equilibrium by $10.
• C)the price level when the outcome is efficient is lower than the price at the market equilibrium by $40.
• D)the price level when the outcome is efficient is higher than the price at the market equilibrium by $20.

Evaluate the use of digital and social media as contemporary sources of data in unobtrusive research.

Relate unobtrusive methods to the study of social structures and identities.

Understand the concepts of internal and external criticism.

Grasp the various types of historical sources (primary, secondary, tertiary, quaternary).

---

Definitions:

Meselson and Stahl

Scientists who conducted a landmark experiment in 1958 demonstrating that DNA replication is semiconservative, where each of the original strands serves as a template for a new strand.

Semiconservatively

A method of DNA replication where each of the two parental strands serve as templates for new strands, leading to two daughter molecules each having one old and one new strand of DNA.

Meselson and Stahl

This refers to the scientists Matthew Meselson and Franklin Stahl who, in 1958, conducted an experiment providing evidence supporting the semi-conservative model of DNA replication.

Nucleotide Bases

The building blocks of DNA and RNA, consisting of adenine, cytosine, guanine, thymine (DNA), and uracil (RNA).