Does the sentence "The harder the pressure, the faster the elevator would move." provide a valid answer to the question "The more pressure applied to the handle caused what?"

A: yes

Does the sentence "Of his eight encyclicals, Pope Paul VI is best known for his encyclical Humanae vitae (Of Human Life, subtitled On the Regulation of Birth), published on 25 July 1968." provide a valid answer to the question "How many encyclicals did Paul VI publish?"

A: yes

Does the sentence "Reacting to media criticism of Michelle Obama during the 2008 presidential election, Charles Kenzie Steele, Jr., CEO of the Southern Christian Leadership Conference said, "Why are they attacking Michelle Obama, and not really attacking, to that degree, her husband?" provide a valid answer to the question "What did President Sarkozy think Secretary of State Rice was?"

A: no

Does the sentence "The State Council declared a three-day period of national mourning for the quake victims starting from May 19, 2008; the PRC's National Flag and Regional Flags of Hong Kong and Macau Special Administrative Regions flown at half mast." provide a valid answer to the question "Who declared the mourning period?"

A:
yes