Does the sentence "Present-day Slavic people are classified into West Slavic (chiefly Poles, Czechs and Slovaks), East Slavic (chiefly Russians, Belarusians, and Ukrainians), and South Slavic (chiefly Serbs, Bulgarians, Croats, Bosniaks, Macedonians, Slovenes, and Montenegrins), though sometimes the West Slavs and East Slavs are combined into a single group known as North Slavs." provide a valid answer to the question "West and East Slavs are sometimes combined into a single group called what?"

A: yes

Does the sentence "After three years devoted to the task, he produced a series of lectures that eventually became The Feynman Lectures on Physics." provide a valid answer to the question "Which society was Feynman elected to?"

A: no

Does the sentence "In 2010, remittances from Tajik labour migrants totaled an estimated $2.1 billion US dollars, an increase from 2009." provide a valid answer to the question "What was the total for the remittances from Tajik migrans?"

A: yes

Does the sentence "They were diverse in style, rich in color and ornamental motifs, and were even separated in categories depending on what sort of animals were depicted on them, such as artsvagorgs (eagle-carpets), vishapagorgs (dragon-carpets) and otsagorgs (serpent-carpets)." provide a valid answer to the question "What creatures are often depicted on Armenian carpets?"

A:
no