which is true?

For AWS CloudFormation, which is true?

A.
Custom resources using SNS have a default timeout of 3 minutes.

B.
Custom resources using SNS do not need a ServiceToken property.

C.
Custom resources using Lambda and Code.ZipFile allow inline nodejs resource composition.

D.
Custom resources using Lambda do not need a ServiceTokenproperty.

Explanation:
Code is a property of the AWS::Lambda::Function resource that enables to you specify the source code of an AWS
Lambda (Lambda) function.
You can point to a file in an Amazon Simple Storage Service (Amazon S3) bucket or specify your source code as inline
text (for nodejs runtime environments only).
http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/template-custom-resources.html