I’m pretty sure the answer would be 60%
The most surprising thing for me personally was the set up of the trenches, there is a very good system where the front line is the first to attack or be attacked while the others are there as backups. If someone were to get hurt within the first trench, there are easily accessible routes for the soldiers to take to retreat to safety, on the contrary, if the front lines were in need of any reinforcement whatsoever, there is a clear way to travel for the soldiers to get more ammunition or man power.
It would be A. Adding machine it was invented in 1642.
1. sperm and eggs cells are made during meiosis
2. spores
The answer would be Simón Bolívar (A). I hope I helped!