Read the text and determine if the sentence is true (see options at the end):

How to recognize distemper symptoms in dogs<br>Look for respiratory tract signs. The first symptoms usually affect the respiratory tract. Your dog may sneeze, cough, or have thick mucus in his nose.

Sentence: respiratory tract isn't in a human
Available choices: 1). Yes; 2). It's impossible to say; 3). No;
3).