<span>concerto - a musical composition for a solo instrument
or instruments accompanied by an orchestra, especially one conceived on a
relatively large scale, opera - a genre of classical music, and sonata - a
musical composition of 3 or 4 movements of contrasting forms.
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You most likely forgot the statements which we could use to judge whether they are true or not. However, in general the classical Greek cultural movement can be characterized by self-examination and philosophical speculation. One important consequence of this early Greek philosophical speculation was that they undermined conventional beliefs that could be held by people as well as the established traditions common at the time.
