The Fact That the Age of Onset of Puberty Has

question 73

Multiple Choice

The fact that the age of onset of puberty has steadily been decreasing in developed countries for the last hundred years is called a(n)

• A) miracle.
• B) social construction.
• C) secular trend.
• D) unobserved phenomenon.

---

Definitions:

PLC

A programmable logic controller, an industrial digital computer adapted for controlling manufacturing processes.

XIO Instruction

stands for "Examine if Off" in programmable logic controllers (PLC), used to check if a specific condition or input is false or not present.

Physical Input

A hardware interface through which real-world data is received by a system or device.

Input Voltage

The electrical potential difference provided to the input terminals of a device, necessary for its operation.