Hi plz help me plz. tomorrow I have to represent in class ppz help​

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian

Heyi am new to are you all americans? ( just want to know , i don't mean any offence ) ?

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust