Does "Many donated through text messaging on mobile phones to accounts set up by China Unicom and China Mobile" contain the correct answer to "What companies received the money?"

A: yes

Does "In each historic period and in almost every geographic area, we can find someone studying politics and increasing political understanding." contain the correct answer to "In history, where could you find someone studying politics?"

A: yes

Does "On 25 September, after great secrecy and feverish marching, 200,000 French troops began to cross the Rhine on a front of 260 km (160 mi)." contain the correct answer to "On what date did French troops begin to cross the Rhine?"

A:
yes