Sounds like an exam or homework question taken out of context. These occupations refers to a list somewhere before this question, and since you haven't listed the occupations, you're out of luck getting an answer here.
It is difficult to provide an exact number, but many occupations have disappeared due to technological advancements, changes in society, and shifts in the economy. Some examples include lamplighters, switchboard operators, and milkmen.
The trades or occupations of only 32 Pilgrims are known. Among them were tailors, printers, and blacksmiths, trades which still exist today.
Britain no longer has any colonies
Sarajevo, Yugoslavia (which no longer exist today).
The Pangaea super-continent no longer exists because it has broken up into the continents that exist today, as a result of continental drift caused by convection currents in the earth's mantle.
Algebra affects us everyday, because if it didn't exist you would not live in the civilised world you live in.
The term betrothal stopped being used in everyday speech at the end of the ancient Greek era. Today, we have replaced that term with words such as married and wed.
Some examples of organisms that no longer exist today include dinosaurs, woolly mammoths, and passenger pigeons. These species have gone extinct either due to natural causes or human activities.
No, Pangaea no longer exists today. It broke apart over 200 million years ago, leading to the formation of the continents as we know them now.
No, the New York Agreement (NYA) is no longer active today. It was initially created in 2017 as a scaling agreement for Bitcoin that ultimately led to the creation of Bitcoin Cash. However, the NYA itself is no longer in effect.
Jobs of the Pastice delivery man - ice used to be delivered in the old dayslamp lightertypewriter repairmancourt jester
I believe because Nazism and anything associated with it is illegal in Germany today.