The sentence that correctly uses a hyphen in a compound modifier is D, Enrique's dream is to become a full-time singer.
The other words do not need hypens. You can hyphenate two adjectives, like well-behaved, but only before the noun. So, you can say my well-behaved little sister, but not my little sister was well-behaved (it should just be well behaved).
The sign is A GREEN LIGHT GLOWING AT THE END OF HER DOCK.
the family business abandoned would be HARDWARE.
West Egg is more fashionable TRUE
The business pursued is BOND BUSINESS
hope this helps.
Answer:
Turn off water... Until you need it while washing dishes brushing your teeth or shaving