The Figure Below Shows Scale Factor R_U as a Function

question 43

Multiple Choice

The figure below shows scale factor R_U as a function of time over the age of the universe.Ignoring the presence of dark energy,which curve would represent an implausible open universe?

• A) Curve A
• B) Curve B
• C) Curve C
• D) Curve D

---

Definitions:

Private Goods Consumption

The act of consuming goods that are excludable and rivalrous in nature, meaning they can only be owned or consumed by one party and consumption by one person prevents consumption by another.

Pareto Optimal

A state of allocation of resources from which it is impossible to make any one individual better off without making at least one individual worse off.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they are available to all members of a society, such as public parks and national defense.

Private Consumption

The total amount of goods and services consumed by individuals in a household.