What makes caviar the most expensive food in the world?
$35,000—what do you think I am talking about? You have to pay this much to buy 1 kg of food. That means this must be one of the most expensive…
D for Dollar!
Once upon a time, we used to read, and children also read nowadays, A for apple, B for ball, C for Cat, D for the doll. But nowadays, due to…