Which of the following became the first country in South America to sign an agreement for cooperation in the peaceful use of nuclear energy with India?

Argentina became the first South American country to sign an agreement with India for cooperation in the peaceful use of nuclear energy in 2009. This agreement covered areas like nuclear medicine, reactor technology, and use of radioisotopes. While Brazil is a major South American power and has its own nuclear program, Argentina was the first to sign such a bilateral agreement with India specifically for nuclear energy cooperation.