Чему равна разность углов: \(\displaystyle 13^{\circ}40^{\prime}1^{\prime \prime}-5^{\circ}21^{\prime}54^{\prime \prime}\)?

• \(\displaystyle 6^{\circ}17^{\prime}7^{\prime \prime}\)
• \(\displaystyle 8^{\circ}18^{\prime}6^{\prime \prime}\)
• \(\displaystyle 8^{\circ}18^{\prime}7^{\prime \prime}\)
• \(\displaystyle 7^{\circ}18^{\prime}7^{\prime \prime}\)