Answer:
Simple Subject: Young Boy
Simple predicate: played several songs
Direct Object: on the piano
Step-by-step explanation:
Simple Subject: A simple subject typically refers to a person, place, or thing, who is performing an action. The simple subject is a single word representing the subject without any of its modifiers or adjectives whereas a complete subject represents the subject along with all of its modifiers or adjectives.
Simple Predicate: Simple and Complete Predicates. Simple Predicate (Verb) Definition. A simple predicate is a grammatical construct (part of a sentence) that typically refers to the action
that the subject is performing.
Direct Object: a noun phrase denoting a person or thing that is the recipient of the action of a transitive verb, for example the dog in Jeremy fed the dog.