$\"\"$

Kimberly statement is $\"\"$

Associative property of addition:

The way in which numbers are grouped and added does not change the sum.

For any numbers a, b and c; $\"\"$

Kimberly statement is similar to associative property, so the statement is correct $\"\"$

Carlos statement is $\"\"$ not similar to any standard properties.

So, evaluate the expression and check the statement. $\"\"$

$\"\"$ (Multiply: $\"\"$ )

$\"\"$ (Add: $\"\"$ )

$\"\"$ (Multiply: $\"\"$ )

$\"\"$ (Add: $\"\"$ )

Observe the equation; the equation is false. So, the Carlos statement is wrong. $\"\"$

Kimberly statement is correct.