What is the full form of SEZ, which is set up to attract foreign investments?

With reference to foreign-owned e-commerce firms operating in India under FDI policy guidelines, which of the following statements is/are correct? 1. They can sell their own goods in addition to offering their platforms as market-places. 2. The degree to which they can own big sellers on their platforms is limited. Select the correct answer using the code given below:

Which country has historically been the largest cumulative source of Foreign Direct Investment (FDI) equity inflows into India?