411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...c6/2. d4/2...d5/3. e5/3...c5/4. Nf3
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Caro-Kann Defence - Advance Variation, Botvinnik-Carls Defence
4. Nf3 · Caro-Kann Defence - Advance Variation, Botvinnik-Carls Defence
5. Nf3 can lead to more complications that 5. dxc5. Black can respond in a number of ways, such as 5... cxd4, where the knight will usually recapture, or 5... Nc6 forcing White to commit to a decision in the center.
Theory table
5... cxd4 5... Nc6 5... Bg4
References
Caro-Kann
Opening Repertiore: The Caro-Kann. 2015. Jovanka Houska 9781781942109