Describe the writing system used by the Aztec. How did it limit communication?

Aztec or Nahuatl writing is a pre-Columbian writing system that combines ideographic writing with Nahuatl specific phonetic logograms and syllabic signs which was used in central Mexico by the Nahua people. The majority of Aztec codices were burned by the Spanish clergy following the conquest of Mesoamerica.

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.

b) brahmans   is nomadic society