Question

Abolitionists often opposed annexation of western territories because they
Responses
A feared the addition of antislavery states.feared the addition of antislavery states.
B thought the land was too far away.thought the land was too far away.
C feared the extension of slavery.feared the extension of slavery.
D wanted to protect the Indians.

Answer 1

Abolitionists often opposed the annexation of western territories primarily because they **feared the extension of slavery**. So the correct answer is:

C feared the extension of slavery.