$\"\"$

The expression is $\"\"$ .

$\"\"$ (Write the expression with common denominator)

$\"\"$ (Product of two same signs is positive and product of two opposite signs is negative) $\"\"$

$\"\"$ (Apply quotient of powers property: $\"\"$ )

$\"\"$ (Subtract powers: $\"\"$ )

$\"\"$

The quotient is $\"\"$ . $\"\"$

The answer is A.