This is a multiple answer question: Which of the following are ethical concerns related to the unfolding of technology at a rapid pace: (select any or all that apply) a. security sytems have not yet caught up with the pace of technological change b. businesses and governments are not yet clear on who/how to regulate AI and Big Data c. conscious and unconscious bias may exist within AI due to bias of the computer programmers who did the coding d. Big Data sets will become so large and expensive, only a few very large companies, such as Google or IBM, will be able to afford to access them