When did photojournalism emerge as a profession?

1. Actress Priyanka Chopra has been appointed the brand ambassador of which diamond jewellery brand?

2. When did photojournalism emerge as a profession?

3. In which Italian city was the pizza invented?

4. A rare edition of a book, which belonged to the person on whom the protagonist's character was based, fetched $115,000 at a recent auction in the United States. Which book is this?

5. In which year was the video game invented?

6. Which Indian retail chain has recently announced that it will launch 85 jewellery stores over the next three years across the country?

7. In which European capital can one enjoy a traditional pint of Guinness?

8. Who was recently crowned 'the most stylish woman of 2009' by vogue.com?

9. Which American actress will soon launch her signature scent that will be distributed in 1,000 stores across the United States?

10. Who is the author of the book Leaving Microsoft to Change the World?