Extended coverage sprinklers are a tWhich of the following is acceptable for the listing of an extended coverage pendent sprinkler? Selected Answer: Correctd. 18-ft x 18-ft Answers: a. 17-ft x 17-ft b. 22-ft x 22-ft c. 14-ft x 28-ft Correctd. 18-ft x 18-ft e. 16-ft x 20-ftype of which of the following? Selected Answer: Correcta. Spray sprinkler Answers: Correcta. Spray sprinkler b. In-rack sprinkler c. ESFR sprinkler d. Large drop sprinkler e. Residential sprinkler