Which of the following causes respiratory distress without affecting the lungs?

Interferon suppresses the pathogenic activity of

'Encephalitis' in humans is a viral disease and is transmitted by

Assertion : Severe Acute Respiratory Syndrome $(SARS)$ originated in China.
Reason : China is the most populated country of the world.

Which of the following diseases are known to be caused by viruses? (In this item one or more of the answers given may be correct. Decide which are correct and mark the answer sheet according to the code)
$1.$ Burkitt's lymphoma
$2.$ Adult $T-$ cell leukemia
$3.$ Phenylketonuria

Which organ is infected by the rhinovirus?