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PSLE Science

Question post on Tue, 05/04/2022 9:54am

The ans is B and F .pls help me to explain

ChiefKiasu · Answer 1 · Post on Tue, 05/04/2022 3:03pm

ChiefKiasu Post on Tue, 05/04/2022 3:03pm

Weird. If the line on the picture from A to F represents a connection, shouldn’t it be A and F? But there is no such answer.