when the first railroads were built , what problem often occurred in transferring from one railroad line to another one

When the first railroads were built, what problem often occurred in transferring from one railroad line to another one? Goods had to be unloaded and reloaded.

a) the colonists began to see themselves as different from people in britain.

a plantation economy is an economy based on agricultural mass production, usually of a few commodity crops grown on large farms called plantations. plantation economies rely on the export of cash crops as a source of income.

i hope this : )