Mobile Marketing Practice Test
Mobile Marketing Mobile SEO and User Experience Questions and Answers
A web analyst notes that their company's mobile site has a poor score for Cumulative Layout Shift (CLS).
Which of the following issues is the MOST likely cause of this problem?
Select your answer
A
The server takes too long to return the first byte of data.
B
Images and ads without reserved space load late, causing visible content to jump.
C
The page is slow to become interactive after a user first clicks a button.
D
The site's text is too small, forcing users to pinch-to-zoom.
Hint