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CSS Quiz Practice
Active Recall Drill Session
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Question 1 of 1
medium
CSS
For a simple 'fade in once when scrolled into view' effect with no scroll-scrubbing or complex sequencing, what's the most appropriate approach?
A
GSAP ScrollTrigger with scrub:true
B
IntersectionObserver toggling a CSS class, combined with a CSS transition — no animation library needed
C
Framer Motion's physics-based spring animation
D
This cannot be done without a JS animation library
Check Answer