Case-Based Critical Thinking Question
Rosa is implementing a new layout for her jewelry store website by incorporating visual effects using CSS. In particular, she is adding generated content and visual form feedback.
To specify properties for a form field with content that meets the rules for the field, Rosa should use the __________ pseudo-class.

A. :valid
B. :invalid
C. :focus
D. :checked


Answer: A

Computer Science & Information Technology

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