Question

Organized promotion of public health has been in practice for the _____. last decade last 50 years last 100 years Last thousands of years

Answer 1

the last 100 years.

Answer 2

I believe the answer is last 50 years
Even though organized promotion of public health just started to gained international recognition in the last decades due to international conference done by who
the first organized promotion for public health already exist in 1946 since CDC was first established.