Does the sentence "Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet which covers the land." provide a valid answer to the question "What does the massed snow in Antarctica produce?"

A: yes

Does the sentence "The Khazars dominated the Black Sea steppe during the 8th century, trading and frequently allying with the Byzantine Empire against Persians and Arabs." provide a valid answer to the question "Who were allies with the Khazars?"

A: yes

Does the sentence "Peers can have negative influences, such as encouraging experimentation with drugs, drinking, vandalism, and stealing through peer pressure." provide a valid answer to the question "What are some of the negative experiences that peer pressure can influence during adolescence?"

A: yes

Does the sentence "When the text of a treaty is later reprinted, such as in a collection of treaties currently in effect, an editor will often append the dates on which the respective parties ratified the treaty and on which it came into effect for each party." provide a valid answer to the question "Who, upon reprinting, will often append the dates on which the treaty was ratified and came into effect?"

A:
yes