Select all that apply. When designing an object-oriented program and writing classes, it is common practice to __________.
a. make all of a class's fields private
b. provide public methods to access and change the private fields
c. make all of a class's fields public
d. provide public methods to change the class's fields to private
a. make all of a class's fields private
b. provide public methods to access and change the private fields
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What will be an ideal response?