Help asap, will mark brilienst The Mona Lisa is famous for which of the following?

1) Showing human emotion

2) 2 Dimensional background

3) Mona Lisa was a famous Queen

What deadly disease cost many workers their lives before dr. william gorgas found a treatment?

4. argument take the perspective of a foreign soldier volunteering to serve in the united states in the fight against the british. write a letter to family back home explaining why you have decided to risk your life in this cause. me

Compare the roles of the three countries of the central powers.