The correct answer is Mechanical and Civil.

Designing a pipeline for a building requires coordinating the work of multiple engineering disciplines. The pipeline itself, its supports, and its routing are primarily the concern of mechanical engineering. They will provide drawings detailing the pipe specifications, dimensions, materials, and the overall layout of the pipeline system within the building. However, the pipeline needs to be integrated into the building's structure and infrastructure, which falls under the purview of civil engineering. Civil engineers are responsible for the building's structural design, foundation, and overall spatial planning. Therefore, the civil drawings are essential to ensure the pipeline's safe and proper integration into the building, considering factors such as load-bearing capacity, structural supports, and potential interference with other building elements.

Let's examine why other options are incorrect:

• Electrical and Electronics: These drawings focus on electrical systems and components, which are not directly involved in the primary design and installation of a pipeline system.
• Mechanical and Electrical: While mechanical drawings are necessary, the electrical drawings alone won't provide sufficient information about the building's structure and spatial constraints necessary for pipeline routing.
• Civil and Electronics: Civil drawings are crucial, but electronics drawings are irrelevant to pipeline design and integration.

In summary, successful pipeline design necessitates the close coordination and integration of mechanical and civil engineering drawings to ensure both functionality and structural integrity within the building.