How did the Romans feel about children?

In which research method does a researcher change the value of one variable to determine how the change affects another variable? a. experiment b. observational research c. survey d. case study

After world war i, how did the allied countries hope to keep germany from becoming too powerful again? question 5 options: united states took over german military bases. germany was not allowed to have a large army or navy. germany was allowed to keep its colonies. germany did not have to pay any war debts to the allied countries.

2. when a government has total control over its citizens, including the media, it is a of government question 2 options: constitutional monarchy parliamentary democracy autocracy presidential democracy