When N Middle School made recommendations for students who were exempted from the college entrance examination, a total of 7 students including A. B, C, D, E, G, G, etc. were shortlisted. Among the 7 students, 3 students were girls and 4 students were boys. Four students are 18 years old, while the other three are 17 years old. It is known that the ages of A. C, and E are the same, but the ages of B and G are not the same. The gender of A and G is different. In the end, only a 17-year-old girl was eligible for a recommendation. Based on this, which of the following can be launched to qualify for a recommendation? ['Geng.', 'E.', 'B.', 'A.']