Final answer:
The selections underline the importance of being considerate about texting's role in communication, suggesting that the thoughtfulness in texting directly impacts its benefits in relationships. Option A is correct.
Step-by-step explanation:
The relationship between the selections is that they all address the complex nature of texting and digital communication and its impact on relationships. Sherry Turkle's observation that visible phones can trivialize conversations emphasizes the social impact that technology has on face-to-face interactions, while the guidance to send longer, more thoughtful messages recognizes the potential for miscommunication in digital exchanges. Moreover, the example of texting a doctor highlights the convenience and utility of text messaging in scenarios where traditional voice calls might be inappropriate or inconvenient.
Therefore, the correct answer is that these selections support the main idea that being thoughtful about how and when you text will determine its benefits (Option A). These texts underline that while texting offers many advantages and conveniences, it also requires mindfulness regarding its effects on the quality of our communications and relationships.