Answer:
La idea central es lo que intenta transmitir el autor sobre el texto, con ayuda de la idea principal y los detalles
Explanation:
There isnt any lines provided to pick from
The main idea is that humanoid robots do things for the scientists that the never could.
If it's just a random thesis:
Topic: Dog Fights
Thesis: Dog fights should be illegal, since they are a cruel way to abuse dogs for profit.
Opposing Thesis: Dog fights are entartaining, and should be continued.
