All of the following are examples of primary sources except: a. a journal written by a soldier who fought in world war i b. a world history textbook c. president abraham lincoln's inaugural address d. a photograph of the building of the berlin wall

6 or 2

explanation:

hope this you

but i think its 6

special interest groups must step back and let the process work itself out a representative can amend it at several points in the congressional staffers must do homework and report to the floor on what they 've learned