The question is asking which idea best describes where modern health care thinking has moved. Over the decades the focus has slid away from treating the body in isolation toward seeing people inside their social setting, and away from doing things to patients toward doing things with them.
Looking at the choices, equitable distribution and primary health care are real and important, but they are framed as principles and strategies rather than the single defining current trend here. Qualitative enquiry belongs to research methodology, not to the direction of care delivery.
Community participation is the phrase that captures the modern move: communities are now expected to share in planning and running their own health services rather than passively receiving them. That makes it the current trend being asked about.
\[\boxed{\text{Community participation}}\]