Question 21: A. Although the introduction of humanoid robots may cause concern about job losses B. Since humanoid robots were introduced to...

Question 21:

A. Although the introduction of humanoid robots may cause concern about job losses

B. Since humanoid robots were introduced to the company and its prospective clients

C. As soon as humanoid robots have caused many workers to lose their traditional jobs

D. Because the advent of humanoid robots has created several new job opportunities