URGENT! ! Based on global urbanization patterns, which of the following is TRUE?

Because urbanization, families are MDCs and LDCs are growing larger

Developed countries have recently started to gain rapid urbanization and developing countries have already had large urban growth years ago

The developing world (LDC) has less urbanization, but their urban areas are currently growing faster than the developed world (MDC)

Developed countries urbanization percentage is around 50% and developing countries are around 20%

Urbanization happens as a result of urban to rural migration