- in
- on
- at
- by
Explanation: "In" is used to indicate being inside a general area, such as "in a small town."
Explanation: "In" is used to indicate being inside a general area, such as "in a small town."
Explanation: "In" is used to indicate being inside an enclosed space, such as "in the box."
Explanation: "Engaged in" is a phrase used to describe active participation or involvement, like "engaged in a heated debate."
Explanation: "Delves deep in" is a phrase used to describe a detailed exploration or analysis of a subject, like "delves deep in the complexities of human behavior."
Explanation: "In" is used to indicate being inside a general area, such as "in a big city."
Explanation: "In" is used to indicate a period of time, such as "in a month."
Explanation: "Confident in" is used to express self-assurance or belief in one's abilities, like "confident in her chances of success."