We need to know what the narrative said to answer
I most contexts, no. It can be considered an error if viewed from a programmer's perspective, because a bug is viewed as an error in the code of a program. If it is not viewed from a similar perspective, then it is not a synonym. Thesaurus.com can be a helpful place for you.
B. Bravery i think its right
Answer: The main idea is about humans relying on animals/pets and vise versa.
Answer:
Anglo-Saxons
The first people to be called 'English' were the Anglo-Saxons, a group of closely related Germanic tribes that began migrating to eastern and southern Great Britain, from southern Denmark and northern Germany, in the 5th century AD, after the Romans had withdrawn from Britain.