Which of the following correctly uses the setInterval() method to call a function named count-down() every two seconds?
a.
```
var interval = window.setInterval("countdown()", 2);
```
b.
```
window.setInterval(2000) = countdown();
```
c.
```
var interval = window.setInterval("countdown()", 2000);
```
d.
```
window.setInterval("countdown()", 2000);
```
c.
```
var interval = window.setInterval("countdown()", 2000);
```
You might also like to view...
To decrease brightness, more gray is added to the picture
Indicate whether the statement is true or false
The underlying formulas in a PivotTable use cube functions to access a data cube
Indicate whether the statement is true or false.
The shortcut key for setting a keyframe in Flash is _______________.
Fill in the blank(s) with the appropriate word(s).
_________ can perform millions of transactions in a day.
a. Mainframe computers b. Mobile devices c. Netbooks d. Supercomputers