Does "Victoria's grandfather and father died in 1820, within a week of each other, and the Duke of York died in 1827." contain the correct answer to "What year did the Duke of York die?"

A: yes

Does "Robert Blumenschine proposed the idea of confrontational scavenging, which involves challenging and scaring off other predators after they have made a kill, which he suggests could have been the leading method of obtaining protein-rich meat by early humans." contain the correct answer to "What does confrontational scavenging involve doing to other predators after they've made a kill?"

A: yes

Does "The central norms of this tradition became codified between 1550 and 1900, which is known as the common practice period." contain the correct answer to "What time period is known at the common practice period?"

A:
yes