A fund manager buys six types of funds: A, B, C, D, E, and G based on past experience; he does not buy B and D at the same time; if he does not buy D, then he does not buy C; or does not buy A, or buys B; if If you buy E and G at the same time, then you also buy C. Based on this, it can be inferred: (1) If you buy C, then you also buy D; (2) If you buy A, then you also buy D; (3) If you buy B, then at the same time Buy E and G; (4) If you buy E and G at the same time, then buy D too.
correct?
There is 2