The mood is the atmosphere of the story, and the tone is the author's attitude towards the topic. We can identify both by looking at the setting, characters, details, and word choices.
hope this helps :)
After the World War 2, the economy of the country was growing because of the Industrial Revolution. Borrowers were confident that they could pay their debts and banks allowed big loans. During the 1970's, it was the time of the Great Depression. There were a lot of people who needed money but hundreds of banks closed and it was difficult to find a stable and good paying job that would allow the banks to approve big loans.
I am pretty sure it would be massive because it is an English question. If you are doing a multiple choice question you should see which one fits the best. If could also be positive impact.
A critical writing and a bibliography is easy to do. Just look the question up online and I promise you, that you will find the answer to the question that you're looking for