Which of the following facts supporting advanced toothed whale intelligence is correct?

How many characters are there in Goethe’s “Erlkönig”?

Please convert 6.4 grams into milligrams

Sociological explanations of how laws developed suggest that laws were influenced by

The function of a swim bladder is ________.

An informal, in-home concert where listeners could gather around the performers was called a:

Song form A song in which all verses are sung to the same melody [answer1]. A song in verses that is sectional song, but each verse has a different musical setting [answer2]

Overproduction of organic matter resulting in anoxic conditions (no oxygen) is attributed to ________.

The power of the courts to review and (if necessary) declare the actions of the legislative and/or the executive branches invalid or unconstitutional is known as

Johann Goethe and composer Corona Schröter were both of the __________ period.