“The ship was as still as SHE could be” , they are personifying the ship as a she when it is not a living person
The cause os electricians being unionized and the effect is having a hard time finding a job.
The cause of something is an event happens which has a consequence.
in this case, BECAUSE electricians were unionized. As a consequence, it was hard to find a job.
Hope I helped :)
Using the vowel with no other markings.