Obsessive-compulsive disorder symptoms are believed to be based on learned responses, first acquired through conditioning and then sustained through conditioning.

the magna carta is a peace treaty between the king and the rebels. it was made because the the barons captured london in may 1215, so the king was forced to make a treaty with them.the document is written in latin.

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answer; first blank(1); 30% two(2); salmonella; i believe this is correct; //good luck;

the answer is d. amendments.