One of the presidents wife's name is:
Michelle Obama. The wife of Barak Obama.
Also there is:
Marry Todd Lincoln. Abraham Lincolns wife.
I also included a picture of the two wife's of the presidents.
I am Glad to help.
Answer:
hello good person sorry i need brain point sorry for not answering the question.
Explanation:
Answer:
In a shuttle avoidance procedure involving the stimuli of tone and shock, the ______ serves as the sd for the ______ response.
b) shock; escape
plot, character, setting, description