Comprehensive and Detailed In-Depth Explanation:
Mapping an ERP warehouse to an EWM warehouse involves linking organizational units. Option C ("Storage location") is correct as it represents the ERP warehouse level mapped to EWM, and option D ("Warehouse number") is correct because it's the EWM equivalent, configured in SPRO: SCM Extended Warehouse Management > Interfaces > ERP Integration > Assign Warehouse Number. Option A (business system) defines the system landscape, and option B (plant) is a higher-level unit, neither directly mapping the warehouse.

Pre-Configuration for Creating Warehouse Tasks
* Warehouse Process Types (D): Define the processes (e.g., putaway, picking) and are a prerequisite for executing tasks.
* Warehouse Process Type Determination (C): Determines which process type is applied based on specific conditions like document type or storage type.
Excluded Options
* Warehouse Order Creation Rules (A): Relevant for creating warehouse orders but not for tasks.
* Putaway Control/Stock Removal Indicators (B): Influences stock placement/removal but does not directly enable task creation.
SAP S/4HANA Cloud Private Edition Reference
* Refer to Warehouse Task Creation Configuration in SAP EWM guides.

Automatic wave creation in SAP EWM requires the following prerequisites:
* A. Conditions and Condition Records Exist:
* Conditions and their associated records are used to define when and how waves are triggered.
* This ensures that wave creation happens automatically based on predefined business rules.
* B. Wave Templates with One or More Options Are Defined:
* Wave templates must be created to define parameters such as the wave type and processing options.
* These templates act as a blueprint for automatic wave generation.
Incorrect Options:
* C: Split items are unrelated to wave creation.
* D: The release method "Automatic" is optional; conditions and templates govern wave creation.
References:
* SAP Help Portal: Wave Management and Configuration
* SAP EWM Documentation: Automatic Wave Creation

Comprehensive and Detailed In-Depth Explanation:
ABC analysis in SAP EWM classifies products based on their importance (e.g., turnover rate). Option C ("Inbound deliveries and outbound delivery orders") is correct because it uses delivery data to determine product frequency or volume, calculated via transaction /SCWM/ABC or SPRO: SCM Extended Warehouse Management > Slotting > ABC Analysis. Options A (tasks), B (bins), and D (stock) provide supporting data but aren't the primary basis for ABC classification, which focuses on movement history.