Based on Acanthostega Fossils, Scientists Now Believe That the Earliest

question 2

Multiple Choice

Based on Acanthostega fossils, scientists now believe that the earliest tetrapods

• A)were fully terrestrial.
• B)were amphibians that used their limbs to drag themselves over the land from one water hole to another.
• C)were fish that used their limbs to raise themselves out of the water to get gulps of air for oxygen.
• D)were reptiles that resembled crocodiles.

Examine the role and effect of government regulation and antitrust laws on oligopolistic markets and collusive behavior.

Evaluate the economic outcomes of different strategic interactions among oligopolistic firms using payoff matrices.

Understand why and how cartels and oligopolies form and their impact on market structures.

Identify the conditions under which collusion among firms in an oligopoly is more likely to occur.