Riding a skateboard is a phrase
A phrase can not have verb and subject together. riding a skateboard doesn't have subject. the others are clause.they have both subject and verb.
good luck.
Its motivation pretty postive
An "End Rhyme" is what you are referring to, I believe. Hope this helps!
Answer:
According to Oxford learner's dictionary
Elegy is defined as a poem of serious reflection, typically a lament for the dead.