Answer : Sacagawea was a Lemhi Shoshone woman who, at age 16, met and helped the Lewis and Clark Expedition in achieving their chartered mission objectives by exploring the Louisiana Territory.
I believe "You will eat lunch / at school / with friends" most clearly develops an argumentative tone because of the 'will'. Sounds like someone's trying to force the person to do that and the person may try to argue back because the will makes it sound like they have no choice in the matter.
1- how can i help u
2- may i ask who is calling
3- hold on a moment
4- would u like to leave a message