Statement 1 is true I believe
Answer:
After World War lI in 1918, the Kingdom of Serbs, Croatians, and Slovenes was formed. Serbian royalty headed the kingdom. In 1929, the name was changed to Yugoslavia. Much unrest marred the new country at first. The Serbians wanted to rule by themselves, and the Croatians were dissatisfied.
Explanation:
The mass is how much space an object takes up while weight is the measure of the matter.