Which answer choice is punctuated correctly? Ms. Clarke who dressed like a clown on Halloween, is my history teacher.
Ms. Clarke, who dressed like a clown on Halloween, is my history teacher.
Ms. Clarke who dressed like a clown on Halloween is my history teacher.
Ms. Clarke, who dressed like a clown, on Halloween is my history teacher

my answer would be "Ms. Clarke, who dressed like a clown on Halloween, is my history teacher.

Explanation: i would go with this one because if you say it out loud it sounds right; in my opinion they're natural pauses in a sentence because the other options sound like you're asking your teacher who dressed as a clown.

southerners, for their part, considered brown a terrorist. they felt threatened by northerners' deification of brown and worried about the potential for other, similar armed insurrections.

explanation:

besides the fact that abraham lincoln abolished slavery, and greatly benefit black people, he had a heavy impact of the definition of what democracy was, and should be.