Directions: Choose appropriate meaning of the words in bold as per their contextual use.

My father looked through the photographs and mused about the old days.

Muse means to be absorbed in thought, to ponder or reflect deeply on something. The context shows the father looking at old photographs and thinking deeply about the past. 'Pondered' means to think deeply about something, which matches perfectly. 'Gloomed' means to look sad, 'recreated' doesn't fit the context of memory, and 'frowned' is about facial expression, not mental activity.