A development team is fine-tuning a language model to generate marketing email subject lines. Their goal is to create subject lines that are concise and create a sense of urgency. After an initial fine-tuning process, they observe that the model generates subject lines that are often too long, generic, and lack a compelling tone. Analyze the two instruction sets below and determine which one was more likely used in the initial, unsuccessful fine-tuning process. Justify your choice by explaining how the principles of crafting effective instructions relate to the observed poor performance.