Does the sentence "It is also suspected of being beneficial to the body's immune system." provide a valid answer to the question "What property of zinc is believed to protect against skin aging?"

A: no

Does the sentence "The latest study using magnetic resonance imaging (MRI) to humans and dogs together proved that dogs have same response to voices and use the same parts of the brain as humans to do so." provide a valid answer to the question "What technology was used to show that dogs respond to voices in the same brain parts as people?"

A: yes

Does the sentence "On November 17, 1987, SCA acquired CBS Records, which hosted such acts as Michael Jackson, for US$2 billion." provide a valid answer to the question "How much did SCA pay for CBS Records?"

A: yes

Does the sentence "This treaty is considered by many to be New Zealand's founding document, but differing interpretations of the Maori and English versions of the text have meant that it continues to be a source of dispute." provide a valid answer to the question "Who signed a treaty with the Maori?"

A:
no