A map titled “Free and Slave States and Territories, 1845” shows the boundaries of states and territories and classifies them based on the legality of slavery there in 1845.

The following states and territories were free:

Maine
New Hampshire
Vermont
Massachusetts
Rhode Island
Connecticut
New York
New Jersey
Pennsylvania
Ohio
Michigan
Indiana
Illinois
Wisconsin Territory
Unorganized Territory
Oregon Country
Slavery was still legal in the following states and territories:

Delaware
Maryland
Virginia
North Carolina
South Carolina
Georgia
Kentucky
Tennessee
Alabama
Mississippi
Missouri
Arkansas
Louisiana
Florida Territory
an unnamed territory north of the Republic of Texas covering most of present-day Oklahoma.
Question
Use the map to answer the question.
What main reason Congress initially refused to annex Texas is supported by the information on this map? Select all that apply.
If the United States annexed Texas, it would almost certainly mean war with Mexico.
If the United States annexed Texas, it would almost certainly mean war with Mexico.

If the United States annexed Texas, it would enter as a free state and anger Southerners.
If the United States annexed Texas, it would enter as a free state and anger Southerners.

If the United States annexed Texas, slave states would almost certainly outnumber free states.
If the United States annexed Texas, slave states would almost certainly outnumber free states.

If the United States annexed Texas, it would jeopardize the country’s other claims in California.

If the United States annexed Texas, it would almost certainly mean war with Mexico.

The answer choices are

A:If the United States annexed Texas, it would almost certainly mean war with Mexico.
B:If the United States annexed Texas, it would enter as a free state and anger Southerners.
C:If the United States annexed Texas, slave states would almost certainly outnumber free states.
D: If the United States annexed Texas, it would jeopardize the country’s other claims in California.

The correct answer choices based on the information on the map are:

A: If the United States annexed Texas, it would almost certainly mean war with Mexico.
C: If the United States annexed Texas, slave states would almost certainly outnumber free states.