Question: What does it mean when you declare a variable as unsigned int and what is the value of the variable length? unsigned int length =

What does it mean when you declare a variable as unsigned int and what is the value of the variable length?
unsigned int length = strlen("0123456789");
Group of answer choices
int can be a positive and a negative and length is 10.
int can be only negative and length is 10.
int can be positive and zero. The length is 10.
int cannot be negative and length is 9.

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