Which of countries was a leader of trade during renaissance

Italy

Explanation:

Source "Italy remained a leader in the production of luxury goods such as works of art and fine silk cloth, but the balance had shifted. Manufacturing. A number of changes in the organization of manufacturing and trade occurred during the Renaissance, especially in the 1500s."

                                          - G oogle

Italy

Florence became the center of this financial industry, and the gold florin became the main currency of international trade. Luxury goods bought in the Levant, such as spices, dyes, and silks, were imported to Italy and then resold throughout Europe.

HOPE THIS HELPS

c it says nothing about connecting those 2 seas.

c.) biotic: snails; abiotic: temperature climate