Allow you to buy things that you dont necessarily have money for right then however then can cause you to go into heavy debt.
Answer:
It is time-consuming.
Explanation:
What differentiate pretest-posttest design with other research method is the number of measurement that the researchers have to take throughout the study.
In this type of study, researchers will have to conducting a pre-test before the actual treatment in order to obtain some sort of preset to predict the outcome of the study and another test after the actual treatment to ensure that the measurement is correct. This will make the time needed to finish the whole study become significantly higher compared to other methods.
Answer:
Guns became less efficient.
Explanation:
One Bullet shot by guns might not kill a fully vested soldier. One drop of atomic bomb will kill hundreds of thousands of people.
The atomic bomb that dropped By United States in Hiroshima and Nagasaki killed more than 200,000 people . This the atomic Bomb that's developed in 1945 and effectively ended the world war II.
In 2020, the development of nuclear technology far surpassed what we had in 1945s. Which made the use of guns almost obsolete.
If another world war happen in the future, the use of Planes (as medium of transportation) and Chemicals warfare's will be the most efficient methods to destroy the opposition.
Answer:
The Peace of Westphalia laid the foundations of modern Europe by acknowledging Europe as a collection of independent states as well as leading to a rise of nationalism among those states, by ending religious wars, and by introducing a new way of peace negotiation.
Explanation:
I'm not sure