If yards lost is plotted at A to the left of zero indicating a loss, then B will be plotted to the right by the same distance, so B+(-A)=B-A=0, because A and B have opposite values.
Answer:
This is an opinion thing and just depends on who you are as a person. I would choose C since I'm a very extroverted person.
Brachial artery, which is located between the elbow and the shoulder
I believe it is to avoid soical problems and to prevent the spread of communicable diseases