Read the text below entitled "The European Union Budget at a glance" in order to answer questions 68 to 70:

In paragraph 1, the terms national wealth and annual budget are mentioned. They are respectively translated into Portuguese as

Read the text below entitled "The European Union Budget at a glance" in order to answer questions 68 to 70:

In paragraph 2, the text reports that part of the European Union budget

Technological communication has been developed along the last ten years.

Human society has already become an information society.

New ways are yet to be found to protect data flow secret.

A strong, refined and practically inexpugnable system of cryptography is the result of an association of two main factors.

Encryption means mechanical processing of data so as to turn them understandable to the end user.

Encryption is the ideal solution found to guarantee integrity of documents in use by our society.

Criminal use of encryption is a drawback which restricts its benefits.

Judicial authorities now seem to have confidence in the new powerful cryptographic system.