Answer:
a. multinational
Step-by-step explanation:
Analyzing the options given:
Multinational: A company that has a presence in more than one country and have a central management but tries to adapt its offering to the local market.
International: Refers to importers and exporters which don't have investments out of their home market.
Global: Companies that have a presence in many markets and they establish a single strategy to market the products in all the countries.
Transnational: Companies that are present in different markets that have a structure that is decentralized with bases and management in different place where it operates.
According to this, the structure that requires a higher level of standardization for global efficiency, and yet it must maintain local responsiveness is a multinational company because these organizations have a main office but they also adapt to each market.