A. The 1848 discovery of gold in California
In the second half of the 19th century, humans used all of the following technological advances to modify and adapt to the physical environment except "the telephone," since although this technology was invented in 1876, it wasn't widely implemented for some time.
Answer:
A) Safeguards the rights of individuals
the answer is A
H O P E T H I S H E L P E D <3