Plz ans the question
Dear student Please find below the solution of your asked query the answer is 4 ... option 1 is wrong as D is diaphragm . Option 2 is incorrect A - trachea is supported by incomplete cartilaginous rings. Option 3 is wrong Ribs are protecting lungs and pleural membrane is a covering of lungs. hope the above mentioned explanation clears your doubts about the topic keep asking Regards