In basilica plan church architecture, the church doorway was known as the portal. The portal led into the nave of the church. Which statement best decribes a nave?

Clay is a good medium to sculpt because its shape can be changed easily

The correct answer is a.the castrati were classical singers with very high voice equivalent to that of a soprano, mezzo-soprano or contralto. this effect of high voice was produced by castration before puberty or an endocrinological condition. the castrati first started signing at the church but then they also sang at the opera. they did not only sang in italy but in many churches in europe. finally, they were singing male and female roles as well. 

The answer is letter d.