What's conditions allowed the spartans to create a proffecional army

Astudent answers 86 problems on a test correctly and receives a grade of 98% how many problems were worth the same number of points

Why were the myceneans such good fighters a. they were trained at an early age b. if they didn’t fight in battle they were put to death c. dying in battle was considered a great dignity and fighting was a way to seize someone else’s land and food

Idont know any of these can anyone me