Q: With reference to the Indo-Roman trade, who among the following referred to the drain of Roman gold into India? 1. Strabo 2. Pliny 3. Ptolemy 4. Dio Chrysostom Select the answer using the code given below.
(a)1 and 2
(b)2 and 3
(c)2 and 4
(d)1 and 3
Correct Answer: (c)