1. "slaves are in the power of masters, a power derived from the law of nations: for among all nations it may be remarked that masters have the power of life and death over their slaves, and that everything acquired by the slave is acquired for the master.1. "slaves are in the power of masters, a power derived from the law of nations: for among all nations it may be remarked that masters have the power of life and death over their slaves, and that everything acquired by the slave is acquired for the master.

2. but at the present day none of our subjects may use unrestrained violence towards their slaves, except for a reason recognized by law. for, by a constitutio of the emperor antoninus pius, he who without any reason kills his own slave is to be punished equally with one who has killed the slave of another."

-the institutes, book i, chapter viii

according to the above law, which of the following statements is true?