To declare independence from Britain
Out of the following descriptions, the best one to characterizes the North the years leading up to the Civil War is industrial, urban, and anti-slavery.
After world war two America didn't have to rebuild anything like Europe did. We were able to sell goods overseas like never before because everyone needed something. Meanwhile back home new products and appliances were invented to help the everyday American. Our economy boomed because Americans were spending like never before. After almost two decades of penny pinching and rationing during the great depression and world war two it's no wonder why young Americans were eager to spend their money.
Silicon Valley is popularly known for gadgets, computers, and laptops. I think companies that would choose to be at that place are engaged in these kinds of business. It would also include repairs and technical support on troubleshooting that would support the technology.
Answer:
They had to keep their voices silent.