Step 1: Core microskills (Rogers + skills training).
• Communicatiottending: open posture, eye contact, paraphrasing, summarising, accurate questioning.
• Empathy: sensing and reflecting the client’s internal frame of reference—{accurate} empathy reduces defensiveness.
• Unconditional Positive Regard: non-judgmental acceptance that fosters safety and disclosure.
Step 2: Conclude.
All three are integral; hence “All of these.”
$$
\boxed{\text{Option D}}
$$