Answer:
reasoning from specific instances
Explanation:
Reasoning from specific instances is a kind of reasoning or persuasion in which we progress from some particular cases or facts to a general conclusion. Here, particular facts are dogs' attacking people in Los Angeles, dogs' attacking people in St.Louis, dogs' attacking people in Boston, and dogs' attacking people in Orlando. From these facts, the writer came to a conclusion that dog attacks are a serious problem in the nation.