Exxon Mobil enters into a pact with Gazprom, the world's largest natural gas extractor, to set up a processing unit in Baku, Azerbaijan. Which of the following is most likely the reason for Exxon Mobil to opt for this strategic alliance?a. to scale back its core competenciesb. to better compete with Gazpromc. to restrict its factors of productiond. to gain access to low-cost inputs of productione. to gain access to new customers