Qual foi a única cidade no mundo a receber tanto os Jogos Olímpicos de Verão quanto os Jogos Olímpicos de Inverno?

What is the border between layers a through f and layer g called?

__ has (or have) been one of the most common pull factors of migration within the united statesa. lack of humanityb. gamblingc. seafoodd. well paying jobs

Using examples from various part of the world. examine the assertion that mere presence of abundant natural resources in a country does not guarantee rapid socio economic development