Add Requested Content Development

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Instructions: Read the following paragraph, adding the requested development type in the gap after each sentence. To review, see this discussion of development (opens in a separate browser window).

Sentences Requested development
Pluto is the second-largest dwarf planet in the solar system. Description
It orbits between 29 and 49 AU from the Sun and was the first Kuiper Belt Object to be discovered. Process
Approximately one-fifth the mass of the Earth's Moon, Pluto is primarily composed of rock and ice. History
It has an eccentric orbit that is highly inclined with respect to the planets. Additive
Because its unusual orbit, Pluto comes closer to the Sun than Neptune during a portion of its orbit. Comparison


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