As per given by the question,
There are given that parallel line and their transversal line.
Now,
According to the given figure,
Line EF parallel to CD, that means EF||CD.
Then,
Line AB perpendicular to line EF and CD, that means;
![\begin{gathered} AB\perp EF \\ AB\perp CD \end{gathered}](https://img.qammunity.org/2023/formulas/mathematics/college/4ro0cybs83rx1a1pv9zz539lk9rnuy6mi5.png)
Now,
In given option,
Only second option does not match with above any one condition.
Hence, the option B is FALSE.