which of the following is used to implement the c++ interfaces? Options: A . &nbspabsolute variables B . &nbspabstract classes C . &nbspconstant variables D . &nbspnone of the mentioned

which of the following is used to implement the c++ interfaces?

Question

which of the following is used to implement the c++ interfaces?

Options:

A . absolute variables

B . abstract classes

C . constant variables

D . none of the mentioned

Answer: Option B

abstract classes

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