The correct option is C Pliny
Gaius Plinius Secundus, called Pliny the Elder, was a Roman author, a naturalist and natural philosopher, a naval, an army commander of the early Roman Empire and a friend of emperor Vespasian. As India was highly resourceful, all the trade profit was in favour of India; many Roman leaders realised that they are losing all their gold coins for the luxury; thus they imposed restrictions which reduced India's export.