Which of the Following Graphs Are Trees ? Explain Your

question 11

Essay

Which of the following graphs are trees ? Explain your answers.
a)

b)

C)

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Definitions:

Postoperative Coughing

Coughing that occurs after surgery, which can be a normal response or indicate complications such as infection or aspiration.

Retained Mucus

Mucus that remains in the respiratory tract due to ineffective clearance, potentially leading to breathing difficulties or infection.

Salaried Employee

An employee who is paid a fixed amount of money or compensation periodically, often annually or monthly, regardless of the number of hours worked.

Tax Return

A formal statement of income filed with a tax authority to calculate and pay taxes owed.