Is this a run-on sentence?

Sugar and salt dissolve easily in water.

3. williams's poem and brueghel's painting share the same subject. in your opinion, which creates a more powerful emotional response in the reader or viewer? provide at least two pieces of evidence to support your argument, establishing reasons for your claims. explain why you have chosen the poem or the painting, and why the other is less powerful. use specific details from the poem and the painting to support your arguments. (15 points)

Identify the participle or infinitive phrase in the sentence below

What is dialogue? a. conversations that takes place between characters b. directions left by the playwright on a script c. instructions that indicate actors' stage positions d. the props that represent a play's physical location