Does the sentence "Though the drug was never approved in the USA, the firm distributed Kevadon to over 1,000 physicians there under the guise of investigational use." provide a valid answer to the question "How was Kevadon distributed to doctors?"

A: yes

Does the sentence "The address book is Comcast Plaxo software." provide a valid answer to the question "Smartzone used what company's antivirus protection?"

A: no

Does the sentence "The two finalists were Kris Allen and Adam Lambert, both of whom had previously landed in the bottom three at the top five." provide a valid answer to the question "Who won season eight of American Idol?"

A: yes

Does the sentence "They have been documented in Kelabit Taa, and the Kx'a languages." provide a valid answer to the question "True aspirated consonants are considered what?"

A:
no