Сократите дробь \(\frac{18ab^ {10}}{12a^5b^2c^2}\)

• \(\frac{3b^8}{2a^4c^2}\)
• \(\frac{3b^5}{2ac^2}\)
• \(\frac{3b^5}{2a^4c^2}\)
• \(\frac{3b^8}{2ac^2}\)