Alternating color for rows or color banding improves the readability on your surveys and makes it easier for respondents to answer your surveys. This is specially useful when the number of answer options or rows are large.
Go to: Login » Surveys (select a survey) » Edit
Click on the Settings link for the question you want to apply alternate colors to. Under settings, you can switch on the toggle for alternate colors. When respondents answer the survey, they will see the rows or answer options separated with alternating colors.This feature is available with the following licenses :