This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to check a keyword ranking
Browse to the rank checker page on the seo centro website.
Type the word that you want to check ranking for in the keyword box.
Enter your homepage address in the domain box (rank checker only checks ranking for domain pages).

Choices:
A). Type in the keyword you want to check ranking for in the keyword field. Click the " search for a keyword " arrow to view the search results.;
B). Press the magnifying glass button on the top right corner of the web page. Scroll to the list of keyword ratings.;
C). Add the homepage address of your competitor's website if you wish to compare it to your own (this step is optional). Read the access code and enter it in the access code box.;
D). Scroll up and down the hundreds/thousands modes list until you find the keyword ranking you want. Click the magnifying glass icon above the group of listings.;
The answer is:
C).