How does an actors understanding of their characters, strength, and weakness contribute to a more believable performance?

Question

How does an actors understanding of their characters, strength, and weakness contribute to a more believable performance?

It allows the actor to be more spontaneous
It adds depth and authenticity to the character
It helps the actor remember their lines
And makes the character perfect

Answer 1

How does an actors understanding of their characters, strength, and weakness contribute to a more believable performance?

ly imperfect, with flaws and vulnerabilities that make them relatable to the audience