What is the meaning of refrain

Will give brainlist, population groups are different people who share similar weaknesses and struggles. sometimes people belong to more than one population group because they a) need several types of assistance 2)need to socialize with more people 3)don’t want to be left out ps this is career explorations

Which of the following is not a required characteristic of a well-written melody? variation in pitch shape lyrics phrase

Postanowienie noworoczne w postaci opowiadania