Merchants and traders in West Africa saw many advantages in converting to Islam. Literacy spread because belief in Islam encourages Muslims to learn the Quran. Many Muslims speak Arabic, the language of the Quran. In time, Arabic became the common language of the merchants and traders of West Africa
A committee appointed for a particular or temporary purpose in either the house or the Senate is referred to as a "subcommittee" since they are usually part of a bigger group.