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.
(1 point)
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, slave states would almost certainly outnumber free states.
If the United States annexed Texas, it would jeopardize the country's other claims in California.

Based on the information on the map, the main reason Congress initially refused to annex Texas is:

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

Other reasons mentioned on the map do not directly support the main reason for Congress's refusal.