Does the sentence "With help of the crowdfunding platform Catapult, visitors of the concert could choose between several projects promoting education of women and girls." provide a valid answer to the question "What crowdfunding platform was used in the concert?"

A: yes

Does the sentence "For many centuries, wealthy and powerful members of the szlachta sought to gain legal privileges over their peers." provide a valid answer to the question "What did powerful leaders of szlachta sought?"

A: yes

Does the sentence "The most important crop in Tibet is barley, and dough made from barley flourcalled tsampais the staple food of Tibet." provide a valid answer to the question "What is dough made from barley flour called?"

A: yes

Does the sentence "The rise of port cities saw the clustering of populations caused by the development of steamships and railroads." provide a valid answer to the question "The rise of ports caused what in populations?"

A:
yes