Explanation: "Confident in" is used to express self-assurance or belief in one's abilities, like "confident in her chances of winning."

Explanation: "Absorbed in" is used to describe being fully engrossed or immersed in something, like "absorbed in her favorite book."

Explanation: "Engaged in" is a phrase used to describe active participation or involvement, like "engaged in a heated debate."

Explanation: "Absorbed in" is used to describe being fully engrossed or immersed in something, like "absorbed in her favorite book."

Explanation: "Engaged in" is a phrase used to describe active participation or involvement, like "engaged in a heated debate."

Explanation: "Invested in" is used to indicate putting money or resources into a particular endeavor, like "invested heavily in infrastructure development."

Explanation: "Succeeded in" is used to indicate achieving a goal or overcoming challenges, like "succeeded in her persistence and hard work."

Explanation: "Knowledgeable in" is used to describe expertise or familiarity with a specific subject, like "knowledgeable in various historical events."

Explanation: "Specializes in" is a phrase used to indicate a focus on a particular area or field, like "specializes in innovative technology solutions."

Explanation: "Confident in" is used to express self-assurance or belief in one's abilities, like "confident in her abilities."