HELP! Which sentence has no errors in the use of quotation marks, italics or underlining?

a. Did people actually sit around a campfire and sing 'The Streets of Laredo,' Dad?

b. Did people actually sit around a campfire and sing The Streets of Laredo, Dad? ( this is italicized)

c. Did people actually sit around a campfire and sing The Streets of Laredo, Dad? ( this is underlined)

d. Did people actually sit around the campfire and sing," The Streets of Laredo," Dad?