Not even gonna try answering this question cause it looks to complicated

The answer is B.

1. Use the quadratic formula
2. Solve everything under the square root
3. Solve the denominator

You can check the picture to see the work

Skew lines(segments) are lines(segments) in 3 dimensions that do not intersect the given segment and are not parallel to it.  ae, bf, eg, and fh are your skew segments.  i hope that : )