Opera refers to a dramatic art form, originating in Europe, in which the emotional content is conveyed to the audience as much through music, both vocal and instrumental, as it is through lyrics. By contrast, in musical theatre an actor’s dramatic performance is primary and the music plays a lesser role, the drama is presented using the primary elements of theatre such as scenery, costumes and acting. However, the words of the opera, or libretto are sung rather than spoken. The singers are accompanied by a musical ensemble ranging from a small instrumental ensemble to a full symphonic orchestra.. 1.It is pointed out in the reading that opera

- Is a drama sung with the accompaniment of an Orchestra.

Explanation:

The given passage reveals that 'opera is a drama sung with the accompaniment of an orchestra.' It discusses opera as the form of dramatic art that originated in Europe. In informs the readers about the key idea('to convey emotional content) and techniques of this art form('through music, both vocal and instrumental') which is contrary to the dramatic art performed by the actors on stage as they offer a secondary role to the music. Thus, this provides the readers with information about opera as a drama that focuses on singing with an accompaniment of 'musical ensembles of varied ranges like 'symphonic orchestra.'

is a dramatic art form sung by the accompaniment of orchestra.

Explanation:

Opera is a musical dramatic art form, in which main role is played by the singers. This musical theatre is drafted with the collaboration of a composer and a librettist. The singers in opera, are  accompanied by musical ensemble or orchestra.

The word 'opera' is taken from the Italian word, which means 'work.' The first opera performace is said to be written by Jacopo Peri titled 'Dafne.'

After reading the passage, one can point out that opera is a dramatic art form in which singing plays the major role. The singers are the main players of this musical theatre. And the singers are accompanied by orchestra.

the answer is a).