42.
     The above is the calendar of 2019 April. Students of Class 320 plan a tour to the museum. Here are the ideas from the students. According to the calendar,which is RIGHT?
(A) Tracy: If we want to go there on April 23rd, April 9th is the last day to reserve.
(B) Charlotte: We can spend the evening of Children’s Day together and leave at 9:00 PM.
(C) Brian: There are 28 students in our class, so we have to pay NT$ 2800 for the tickets in total.
(D) Daniel: We can go to the museum after the spring break. April 8th is a good time.