Which of the following was one way islam influenced the Songhai Empire?

Options:
Religious practices were used to create labor specializations
Muslim judges enforced laws based on the Quran
Islamic practices guided the expansion of territories
Muslim leaders built great mosques in cities

All of the options listed were ways in which Islam influenced the Songhai Empire. However, if you need to choose only one option, the most accurate statement would be: Muslim judges enforced laws based on the Quran.