Final answer:
Data availability is essential for organizational functioning, with the functionality of information systems being crucial for efficient decision-making processes in businesses, such as farming.
Step-by-step explanation:
When discussing data availability and its relevance to organizational functioning, we are examining how essential it is for organizations to rely on their information systems. The functionality of these systems is crucial, as it supports various decision-making processes, such as those made by farmers who rely on detailed data for planting and harvesting crops. In the example given, utilizing data from various sources like global positioning systems, historical rainfall patterns, and weather monitoring services, combined with prior crop yield data and soil quality measurements, helps farmers maximize production and maintain profitability.
Therefore, considering the context provided, the correct assertion is that the information system's functionality is crucial for the organization. Data availability is not optional or irrelevant; it forms the foundation of efficient and effective organizational operation, influencing crucial decisions that can impact the success or failure of a business, as exemplified by modern agriculture.