Does the sentence "Over each successive pair of film frames, one is held for three video fields (1/20 of a second) and the next is held for two video fields (1/30 of a second), giving a total time for the two frames of 1/12 of a second and thus achieving the correct average film frame rate." provide a valid answer to the question "The 3:2 Pulldown techniques gives what total time for two frames?"

A: yes

Does the sentence "Polish officials refused to allow Soviet troops into Polish territory if Germany attacked; as Polish foreign minister Jozef Beck pointed out, they feared that once the Red Army entered their territories, it might never leave." provide a valid answer to the question "Why did Poland deny the proposal of the Soviet Union protecting them from a German Attack?"

A: yes

Does the sentence "At the time Boston was chartered as a city, the population was about 46,226, while the area of the city was only 4.7 square miles (12 km2)." provide a valid answer to the question "How many square miles was the city in 1822?"

A: yes

Does the sentence "However, in April 2014, the Court of Justice of the European Union ruled that "national legislation which makes no distinction between private copies made from lawful sources and those made from counterfeited or pirated sources cannot be tolerated."" provide a valid answer to the question "When did the Court of Justice of the EU make a ruling about distinction?"

A:
yes