Q. With reference to Respiratory syncytial virus (RSV) consider the following statements:
1.It is a common contagious virus that causes infections of the respiratory tract. 
2.RSV is highly contagious and spreads through droplets when an infected person coughs or sneezes.
3.It is a double-stranded RNA virus.
Which of the statements given above are correct?

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: A
Notes:

Explanation –

Statement 1 and 2 are correct. RSV is a common contagious virus that causes infections of the respiratory tract. It is highly contagious and spreads through droplets when an infected person coughs or sneezes.

Statement 3 is incorrect. It is a negative-sense, single-stranded RNA virus.

Source: ForumIAS