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Option 1: Australia and Canada. This option is incorrect. Neither Australia nor Canada launched spacecrafts to carry out research on the Moon in the year 2007.
Option 2: China and Japan. This option is correct. In 2007, both China and Japan launched spacecrafts to conduct research on the Moon. China`s spacecraft Chang`e 1 was launched on October 24, 2007, and Japan`s spacecraft Selene (Kaguya) was launched on September 14, 2007.
Option 3: France and Germany. This option is incorrect. Neither France nor Germany launched spacecrafts to carry out research on the Moon in the year 2007.
Option 4: Russia and South Korea. This option is incorrect. While Russia has had previous missions to the Moon, it did not launch a spacecraft in 2007 for lunar research. South Korea also did not launch a spacecraft for lunar research in 2007.
Therefore, the correct answer is option 2, China and Japan.