Does the sentence "In season eight, Latin Grammy Award-nominated singersongwriter and record producer Kara DioGuardi was added as a fourth judge." provide a valid answer to the question "Who was added as a fourth judge for the eighth season?"

A: yes

Does the sentence "Transformation, unlike transduction or conjugation, depends on numerous bacterial gene products that specifically interact to perform this complex process, and thus transformation is clearly a bacterial adaptation for DNA transfer." provide a valid answer to the question "How simple is the process of transformation?"

A: yes

Does the sentence "Beyonce's lighter skin color and costuming has drawn criticism from some in the African-American community." provide a valid answer to the question "What advertisement was Beyonce's skin supposedly lightened in?"

A: no

Does the sentence "In the 18th century the differences among human groups became a focus of scientific investigation." provide a valid answer to the question "Who was the author of the first published book classifying humans into distinct races?"

A:
no