Welcome to Westonci.ca, the ultimate question and answer platform. Get expert answers to your questions quickly and accurately. Get expert answers to your questions quickly and accurately from our dedicated community of professionals. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

What issue does the warning "The attention mask and the pad token ID were not set. As a consequence, you may observe unexpected behavior. Please pass your input's attention_mask to obtain reliable results." address in natural language processing (NLP) tasks?
A. Overfitting
B. Data preprocessing
C. Model initialization
D. Input tokenization