Given a text, write a compressed version of it in a single sentence.

[Q]: Almost all home machines are lockstitch machines. The top thread comes from a spool or cone of thread above the machine and goes through many thread guides, a thread tensioner, a take-up arm, and, finally, the needle.
[A]: The top thread comes from a spool of thread above the machine and goes through many thread guides, a thread tensioner, a take-up arm, and, finally, the needle.

[Q]: ---- the provision of technical assistance and guidance to neighborhoods which seek positive youth-adult relationships;
[A]: giving tech assistance/guidance to areas seeking positive youth-adult relationships

[Q]: 3 Who decides vs. what's done: While the other lines of argument continue, in recent years the question of whose judgment should count in the abortion decision has come to the fore.
[A]:
3: While the argument continues, recently the subject of whose judgment counts in the abortion decision has come to the fore.