Answer:
ASL signers can use signs to convey morphological and syntactic information.
Step-by-step explanation:
ASL is a fully developed language. It's lack of a writing system does nto affect this.
Unlike American English, ASL is not universally understood. Different countries have different sign languages.
It does make a different if you sign at the chin or head because most male signs are made near the forehead while most female signs are made near the chin or cheeks.