Why were many poor Romans so loyal to their military commanders after the army was opened to all free male citizens?

The Roman military commanders made sure that the government gave the soldiers the land they earned for being in the army.

Explanation:

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.

i think it is the third one.