Which of the following code chunks would you use to display example code that should not be run?

Option A:

{r echo = FALSE}
# For example, you could look up today's date:
Sys.Date()



Option B:

{r eval = FALSE}
# For example, you could look up today's date:
Sys.Date()



Option C:

{r results = FALSE}
# For example, you could look up today's date:
Sys.Date()



Option D:

{r results = 'hide'}
# For example, you could look up today's date:
Sys.Date()