So u know how ur doing and so u dont hurt ur self
A line of poem is one row of words.
Also, a line of a poem is used to divided the poem into sections.
A best supports the argument because it is the only answer that describes the pros of having mice as pets, while the others provide tips and facts upon adopting them.
1. Cat's (singular possessive)
2. boss's (singular possessive)
3. elephants' (plural possessive)