Examples of lingua francas are numerous, and exist on every continent. The most obvious modern example is English, which is the current dominant lingua franca of international diplomacy, business, science, technology and aviation, but many other languages serve, or have served at different historical periods, as lingua francas in particular regions, or in special contexts.

english is now the lingua franca of global business?

pick from the following.
1). no
2). yes
2).