Сократите дробь \(\frac{15a^8c}{20a^4b^5c^5}\)

• \(\frac{3a^4}{4b^5c^4}\)

• \(\frac{3a^2}{4b^5c}\)

• \(\frac{3a^2}{4b^5c^4}\)

• \(\frac{3a^4}{4b^5c}\)