Unable to launch Firefox,IE,Chome browsers through Selenium.

Hi Ashish,
I have a below query for module11.

Unable to launch Firefox,IE,Chome browsers through Selenium.

Please find the attached screenshots.


Logs:
Exception in thread "main" java.lang.UnsupportedClassVersionError: org/openqa/selenium/firefox/FirefoxDriver : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClassInternal(Unknown Source)
at Drivers.main(Drivers.java:9)