Worldwide, more books were sold last year than in any previous year. ██ ███████████ █████ ████ ████ █████████ █████ ███ ███ █████ ████ █████ ████ ██ ███ █████████ ████ ████ ███ ████████ ███ ██████████ ███████ ████ █████████ ████ ████ ████ █████████ ██ ████████████ ██████ ████████ ███ ██ ███ ███ █████ █████████ ██ █████ █████████ ██ █ ████████ ███████ ███ ██████████ ████████ ████████████ ████████
Last year, more books were sold worldwide than ever before, especially cookbooks. For the first time ever, most of these cookbooks were not intended for beginners. In fact, more cookbooks than ever were bought by professional cooks. However, one cookbook for beginners, Problem-Free Cooking, is one of the few books available on every continent.
There could be an increasing demand for professional-level cookbooks.
There were more cookbooks sold last year that were not intended for beginners than in any other year.
There are few cookbooks that are available on every continent.
Which one of the following ██ ████ ████████ █████████ ██ ███ ███████████ ██████
Last year there ████ ████ █████████ ████ ████ ████ ███ ████████ ███ █████████ ████ ██ ███ ████████ █████
The best-selling cookbook ████ ████ ███ █ ████████ ████ ███ ████████ ███ ██████████
Sales of cookbooks ████████ ███ █████████ ████ █████ ████ ████ ████ ██ ████████ ██████
Most of the █████████ █████████ ████ ████ ████ ████ ███ ████████ ███ █████████ ████ █████████ ██ ████████████ ██████
Problem-Free Cooking sold ████ ██████ ████ ████ ████ ███ ███ ████████ ███████ ███ ████████████ ██████