Which sentence does not contain any errors in comma usage? a. i have eaten fried pickles at home, at a restaurant, and, at a picnic. b. i have eaten fried pickles at home, at a restaurant, and at a picnic. c. i have eaten fried pickles at home at a restaurant and at a picnic. d. i have eaten fried pickles at home at a restaurant, and at a picnic.

What makes fort sill historically unique among other regional military installations? a. it is the site where seven major commanders of us military efforts were trained. b. it houses the largest explosive weapons factory in the united states. c. it specializes in training soldiers to preserve the cultural artifacts of nations invaded by the us military. d. it is the oldest functioning installation in oklahoma.