Does the sentence "In the northern region around Novgorod were the Ilmen Slavs and neighboring Krivichi, who occupied territories surrounding the headwaters of the West Dvina, Dnieper, and Volga Rivers." provide a valid answer to the question "Where were the Limen Slavs located before Kievan Rus?"

A: yes

Does the sentence "Weinreich's identity variant similarly includes the categories of identity diffusion, foreclosure and crisis, but with a somewhat different emphasis." provide a valid answer to the question "Identity diffusion, foreclosure, and crisis are categories of what?"

A: yes

Does the sentence "In late September 1838, he started reading Thomas Malthus's An Essay on the Principle of Population with its statistical argument that human populations, if unrestrained, breed beyond their means and struggle to survive." provide a valid answer to the question "Which book did Darwin begin reading in 1838?"

A: yes

Does the sentence "The view of the Roman Catholic Church is that Protestant denominations cannot be considered churches but rather that they are ecclesial communities or specific faith-believing communities because their ordinances and doctrines are not historically the same as the Catholic sacraments and dogmas, and the Protestant communities have no sacramental ministerial priesthood and therefore lack true apostolic succession." provide a valid answer to the question "What is lacking in Protestantism, according to the Roman Catholic Church?"

A:
yes