What there other ways of measuring the development of a country?

The number of live births per 1,000 people. Birth rates are often high in a less developed country. The number of deaths per 1,000 people. 

The value of a country's income, divided by the number of people in that country.

which elements do geologists measure to determine the age of an organism’s remains? check all that apply.

carbon-14

nitrogen

carbon-12

the proximity of water was an advantage to western europe and its culture was able to flourish as a result. trade and travel by sea were easier and safer in historical times.

1. there are no mountains to protect it from the sea

2. and its has wet cool summers and wet, mild winters.