Which of the following represent the distance formula? Select all that apply. A. d=(x1−x2)2+(y1−y2)2−−−−−−−−−−−−−−−− −−√
B. d=(x2−x1)2+(y2−y1)2−−−−−−−−−−−−−−−− −−√
C. d=(x2+x1)2+(y2+y1)2−−−−−−−−−−−−−−−− −−√
D. d=|x2−x1|2+|y2−y1|2−−−−−−−−−−−−−−−− −√