He prefers natural foods.

This wood may spontaneously combust if the humidity is high.

His car spontaneously combusted all of a sudden.

Natural rights are rights that humans have from birth.

My favorite dessert is shortcake.

We plan to hold the meeting in Western European Time.

We will start the meeting at 3 p.m. Central European Time.

I will start the meeting at 9 a.m. Eastern European Time.

This system enables real-time operation.

The time complexity of this algorithm is O(n).