If $\overrightarrow { \mathrm { A } }$ $\overrightarrow { \mathrm { B } }$

Multiple Choice

If $\overrightarrow { \mathrm { A } }$ + $\overrightarrow { \mathrm { B } }$ = $\overrightarrow { \mathrm { C } }$ and their magnitudes are given by A + B = C, then the vectors $\overrightarrow { \mathrm { A } }$ and $\overrightarrow { \mathrm { B } }$ are oriented

A) perpendicular relative to one other.
B) parallel to each other (in the same direction) .
C) antiparallel to each other (in opposite directions) .
D) It is impossible to know from the given information.