Problem: Does "Apple sells a few accessories, such as the now-discontinued iPod Hi-Fi, but most are manufactured by third parties such as Belkin and Griffin." answer the question "What are two companies that make iPod accessories?"

A: yes

Problem: Does "With the collapse of Roman rule in the early 5th century, London ceased to be a capital and the walled city of Londinium was effectively abandoned, although Roman civilisation continued in the St Martin-in-the-Fields area until around 450." answer the question "By the late 7th century, what was a main function of Lundenwic?"

A: no

Problem: Does "Historians have noted that naturalists had long been aware that the individuals of a species differed from one another, but had generally considered such variations to be limited and unimportant deviations from the archetype of each species, that archetype being a fixed ideal in the mind of God." answer the question "What did historians say that naturalists generally thought about the differences in variations in a species?"

A:
yes