Which choice best states the main idea of the text?

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Women like Grace Murray Hopper made important early contributions to the history of US cryptology,a field concerned with secure data communication and storage. Hopper was a US naval admiral and computer scientist who coined the term "debugging" and invented the first compiler program for translating computer code. In this way, Hopper and others like her helped make it possible for more women-such as Maureen Baginski, who currently works in intelligence and supports the FBI-to enter the field of cryptology.

Cryptology should be taught more often in schools to encourage more women to enter the field.

Women such as Grace Murray Hopper and Maureen Baginski have contributed to the field of cryptology.

Cryptology is a field that focuses primarily on securely managing data.

Grace Murray Hopper and Maureen Baginski worked together on an important project in the field of cryptology.