What occurs when more than one Account is returned by the SOQL query?

Given the following Apex statement:

Account myAccount = [SELECT Id, Name FROM Account];

What occurs when more than one Account is returned by the SOQL query?
A . The variable, myAccount, is automatically cast to the List data type.
B . The first Account returned is assigned to myAccount.
C . The query fails and an error is written to the debug log.
D . An unhandled exception is thrown and the code terminates.

Answer: D