Which of these factors can adversely affect the performance of Firefinder radar?

The performance of Firefinder radar can be adversely affected by several factors that all play a crucial role in its operational effectiveness. Adverse weather conditions, such as heavy rain, snow, or fog, can diminish radar signals and reduce detection capabilities. This is due to the attenuation of radar waves, which can result in a significant degradation of accuracy and range.

Excessive radio traffic can lead to interference, which may disrupt communication between the radar and command elements. This can cause delays in processing or responding to radar data, ultimately affecting the overall efficiency of artillery operations.

Geographic terrain is also a critical factor, as mountainous or heavily wooded areas can obstruct radar signals and create shadows, thereby impairing the radar's ability to detect incoming threats. Variations in terrain can result in reduced coverage areas and potential gaps in surveillance.

Collectively, these factors demonstrate that multiple environmental and operational conditions can impact the effectiveness of Firefinder radar. Therefore, indicating that all the mentioned factors can negatively influence performance is accurate, as they each introduce unique challenges to the functionality of the system.