How to open Browser in QTP

There are 3 ways in which you can open a browser in QTP.

• SystemUtil.Run "iexplore.exe" , "http://www.google.com",,,3
• Shell Object
• Invokeapplication - InvokeApplication "C:\Program Files\Internet Explorer\IEXPLORE.EXE http://www.yebhi.com"

using shell object also you can open a browser like this - >

Dim oShellSet oShell = CreateObject ("Wscript.shell")

oShell.Run  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"

Set oShell = Nothing