In an effective compare and contrast paragraph, the purpose of the topic sentence is to 1. List important points
2. provide evidence
3. Introduce the thesis
4. Conclude the analysis

3. Introduce the thesis

Explanation:

A paragraph consists of all these parts in the following order:

Introduce the thesisList important pointsProvide evidenceConclude the analysis

Atahualpaemperor of the inca empire who rose to the throne after winning a civil war between him and his brother.  -he refused to become a spanish vassal or christian.-francisco pizarro kidnapped him and demanded a huge ransom.  -pizarro's secretary described him as "a man of thirty years, good-looking and poised, somewhat stout, with a wide, handsome, and ferocious face, and the eyes flaming with blood."-after the ransom was paid, atahualpa was killed by pizarro

Because the vietnam war was fought in an especially brutal and untraditional way