The correct answer is To interact with readers by soliciting their viewpoints.
Explanation:
A poll is an instrument used to collect the opinions of a group of people. In this, people select one option or point of view from a set of different options to show their specific perspective. For example, in a poll about elections people select the candidate they most support. In this context, by including a poll in a blog the author of the blog can interact with readers and know their viewpoints about a specific topic. According to this, the best reason for a blog is "To interact with readers by soliciting their viewpoints."
Hospitality is an essential element of everyday life because many service industries which we purchase services from or are employed in require hospitality as an essential element of the business. Also a great deal of our lives either in terms of our interactions with friends, family, business partners, or colleagues requires some degree of hospitality in the relationship.
I mean like is this a serious question?
Personification-Giving human traits to non-living things.
In this case, giving a human trait (dancing) to a non-living thing (feather).