Read the following text available in Your Life is an Algorithm, Your Brain is an Operating System:
Ever wondered how you were supposed to keep up with the never-ending stream of content and data in your life? Not to worry, the elves of the Internet are busy at work, creating everything from magical little algorithms that automatically execute basic tasks to sophisticated utility apps that run in the background, taking care of all the minutiae in your daily life. Forget about hiring a personal assistant, you can “hire” off-the-shelf algorithms and digital apps that do all the heavy lifting for you. If that doesn’t work, just ask Siri. Your life is an algorithm, your brain is an operating system, now go get some sleep.
(Available in: https://bigthink.com/endless-innovation/ your-life-is-an-algorithm-your-brain-is-an-operating-system. Accessed on: July 24th, 2019.)
Observe the nominal plural phrases from the text “the elves”, “magical little algorithms”, “basic tasks” and “sophisticated utility apps” and choose the alternative that corresponds to their right singular forms: