Yes, these nouns are used as singular. Even though they refer to a group of people, or a part of...
Indefinite pronouns are any that refer to something, someone, or someplace nonspecific. These are typically great to use if you...
You can definitely rely on it. It's really good! I use it myself!
Even I felt that it's absolutely correct, but a teacher in a youtube video mentioned it wrong...that's why I was...