Misc: berlin is the capital of ______?

Questions

It was the custom in Ancient Rome for the men to place their right hand on their testicles when taking an oath. The modern term _______ is derived from this tradition?

Sir Winston Churchill's mother was descended from a?

The study of stupidity is called?

More money is spent each year on alcohol and cigarettes than on?

In ____ - 3 men were hung for the murder of Sir Edmund Berry at Greenbury Hill, their last names were Green, Berry , and Hill?