Namespace System.Activities.Statements Classes AddToCollection<T> Assign Assign<T> CancellationScope Catch Catch<TException> ClearCollection<T> CompensableActivity Compensate CompensationExtension CompensationToken Confirm CreateBookmarkScope Delay DeleteBookmarkScope DoWhile DurableTimerExtension ExistsInCollection<T> Flowchart FlowDecision FlowNode FlowStep FlowSwitch<T> ForEach<T> HandleScope<THandle> If InvokeAction InvokeAction<T> InvokeAction<T1, T2> InvokeAction<T1, T2, T3> InvokeAction<T1, T2, T3, T4> InvokeDelegate InvokeMethod NoPersistScope Parallel ParallelForEach<T> Persist Pick PickBranch RemoveFromCollection<T> Rethrow Sequence State StateMachine Switch<T> TerminateWorkflow Throw TimerExtension TransactionScope Transition TryCatch While WorkflowTerminatedException WriteLine