What is the meaning of the word commit?

Ana will commit ten hours to volunteering each week.

What can you predict about the rest of the story? a) it will be about an eighteen-year-old girl. b) it will be about the aubignys falling in love. c) it will be about armand aubigny's father taking him to paris. d) it will be about the relationship between arman aubigny and the girl. e) it will be about an economic revolution led by aubigny.

Lisa works 7 hours a day, 7 days a week. how many hours does lisa work in 6 weeks

After the doctors question their authenticity, the duke suggest that he and the king leave immediately with the money they have already stolen. why does the king refuse to leave