Does the sentence "However, the Taira clan was still very conservative when compared to its eventual successor, the Minamoto, and instead of expanding or strengthening its military might, the clan had its women marry Emperors and exercise control through the Emperor." provide a valid answer to the question "How did the Taira clan expand power?"

A: yes

Does the sentence "The individual PCBs can then be broken apart along this line of weakness." provide a valid answer to the question "What boundaries would you follow to separate PCBs on a panel?"

A: no

Does the sentence "The Scottish Highlands in the northern part of Great Britain are mountainous, with Ben Nevis being the highest point on the islands at 1,343 m (4,406 ft)." provide a valid answer to the question "Where is the highest point in the British Isles?"

A: yes

Does the sentence "Donated used clothing from Western countries are also delivered to people in poor countries by charity organizations." provide a valid answer to the question "What have Western corporations penetrated?"

A:
no