Answer:
Laryngotracheobronchitis (LTB)
Explanation:
Laryngotracheobronchitis (LTB) can be described as a type of infection of the respiratory tract which is caused by a virus. Due to this, swelling inside the trachea occurs in children which leads to the symptoms associated with barking. Heavy cough and strained voice are characterized in this condition. Fever and flu are also common in this condition.
Hence, we can see that the child represents all the symptoms of Laryngotracheobronchitis.