By around 1230, composers had become so interested in writing motets that they no longer had any interest in cultivating the?

All of the following describe Mahler's works EXCEPT that they?

a) juxtapose serious and comic elements b) reject the use of the voice in symphonic forms c) reflect Mahler's preoccupation with death and spirituality d) make use of an expanded orchestra

How did the early Christians feel about the theatre?

Fill in the blank(s) with the appropriate word(s).