In Britain,the Proximity of What Three Things Gave an Unsurpassed

In Britain,the proximity of what three things gave an unsurpassed advantage to the development of early industry?

A) forests for charcoal, domestic markets, and iron ores
B) coal fields, iron ores, and coastal ports
C) an internal railroad system, cotton for textiles, and domestic markets
D) good highways, coal fields, and coastal ports