Does the sentence "It uses psychoacoustic models to discard or reduce precision of components less audible to human hearing, and then records the remaining information in an efficient manner." provide a valid answer to the question "What does the compression target in the song?"

A: no

Does the sentence "There were 856,723 arrivals by sea in Greece, an almost fivefold increase to the same period of 2014, of which the Syrians represent almost 45%." provide a valid answer to the question "Immigrants arriving by sea are coming mainly for what reason?"

A: no

Does the sentence "Direction lanterns are also found both inside and outside elevator cars, but they should always be visible from outside because their primary purpose is to help people decide whether or not to get on the elevator." provide a valid answer to the question "What is the main function of direction lanterns?"

A: yes

Does the sentence "However, MediaOne decided to accept AT&T Corporation's offer of $62 billion instead." provide a valid answer to the question "What internet commerce company did Comcast invest in?"

A:
no