Congruence: Precise Geometric Definitions from Undefined Terms (CCSS.G-CO.1) Practice Test

Lines $\ell$ and $m$ are distinct and both are perpendicular to line $t$ at different points. Which statement must be true?

Points $A$, $B$, and $C$ satisfy $AB = 5$ and $BC = 7$. Which option represents a ray starting at $B$ and passing through $C$?