Чему равна разность углов: \(\displaystyle 38^{\circ}19^{\prime}53^{\prime \prime}-16^{\circ}32^{\prime}45^{\prime \prime}\)?

• \(\displaystyle 29^{\circ}43^{\prime}8^{\prime \prime}\)
• \(\displaystyle 20^{\circ}45^{\prime}8^{\prime \prime}\)
• \(\displaystyle 21^{\circ}40^{\prime}8^{\prime \prime}\)
• \(\displaystyle 21^{\circ}47^{\prime}8^{\prime \prime}\)