AF5: Use a variety of sentence structures fro clarity, purpose and effect

Simple

A simple sentence is literally simple, with only one part e.g. "I walked the dog".
DICTIONARY DEFINITION
–adjective
1.
easy to understand, deal with, use, etc.: a simple matter; simple tools.
2.
not elaborate or artificial; plain: a simple style.
3.
not ornate or luxurious; unadorned: a simple gown.

Compound

A comound sentence is a sentence with 2 parts e.g. "I walked the dog, to the park".
DICTIONARY DEFINITION
–adjective
1.
composed of two or more parts, elements, or ingredients: Soap is a compound substance.
2.
having or involving two or more actions or functions: The mouth is a compound organ.
3. Grammar.
of or pertaining to a compound sentence or compound-complex sentence.

Complex

A compleax sentence has 3 or more parts. The sentence has to be able to make sense without the middle sections e.g. "I walked the dog, to the park, we had a very good time".
DICTIONARY DEFINITION
–adjective
1.
composed of many interconnected parts; compound; composite: a complex highway system.
2.
characterized by a very complicated or involved arrangement of parts, units, etc.: complex machinery.
3.
so complicated or intricate as to be hard to understand or deal with: a complex problem.