If I were to make one invention that would change the world forever, it would be app with an alert for when your keys are either lost or stolen. An app like this would widely assist people that have had a past with their car stolen and have not had a way to track it down. Furthermore, this app would be a necessity for individuals with forgetfulness, clumsiness, and even the elderly. However, this may come with some unwanted effects thus labeling it poorly designed. For example, if the keys are said to be in an area which they are not, it may be deemed unreliable. Moreover, the key would have to have to have a tracker put on it, which may be easily removed. Nevertheless, with this idea, millions of people who spend a good chunk of their time before work will not have to stress about the difficulty of looking for their keys.
I honestly think that the answer is B
Answer - B) The Great Depression
During The Great Depression no one had any money and everyone was out of their jobs. It was extremely hard times, so this song "Brother, Can You Spare a Dime?" was saying "I need money. Could you spare even a dime."
Best of luck,

Answer:
It's very important to save time to revise and edit your writing because, if you don't you're going to make major mistakes in your writing. If you don't re-read your writing piece you could miss major spelling mistakes, and errors. You would never want to publish or hand something in that has a lot of errors, because if you do you could get a bad grade or even get fired. You always should proofread to make sure people can understand your writing and make sure they can read it without difficulty.
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