Question

Select the abbreviation that tells how the italicized noun clause is used.

S-subject, DO-direct object, SC-subject complement, OP-object of preposition

Have you discovered where you left your books?

Answer 1

Answer: SC subject complement

Explanation: on odyssey-ware

Answer 2

Have you discovered where you left your books?

where you left your books is a prepositional noun clause.

The clause is used as OP - object of a preposition.

The preposition is where and the object is your books.

Prepositions often begin prepositional phrases. The preposition teams up with a noun, pronoun or gerund as object of the preposition.

To find the object of the preposition, find the preposition and then put the preposition in the blank and ask '...... who or what ?'