Good night sweet dreams

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

What is the hardest language to learn?

Which of the following has a positve charge? a) protons b) neutrons c) particles