Write the next sentence in this paragraph:

How to call india 
Dial your country's exit code. 
Before you can place any international call, you need to dial a set of numbers that signifies to the telephone carrier that the phone number following it will be for someone in another country. 
For instance, in the united states, the exit code is " 011.

Available options: (a). " in other countries, the exit code used to be something like " 011-1-747-4747. " Dial 011-1-888-877.. (b). " in australia, the exit code for india is " 011. " in italy, the exit code for india is " 011.. (c). " in the uk, the exit code is " t246. " the country code for australia and mexico is " international 007.. (d). " someone calling india from the united states would need to dial " 011 " before dialing the rest of the phone number. Example : 011-xx-xx-xxxx-xxxx Dial " 91, " the country code for india..
(d).