Выбрать правильный вариант
1. Computers (applied; are applied; are applying) for automatic piloting and automatic navigation.
2. The programs (write; have written; are written) to help people in the use of the computer system.
3. As digital computers (count; counted; are counted) quickly, they widely (use; used; are used) in business data processing.
4. Once data (entered; have entered; have been entered) correctly into the data processing system, the possibility of error (reduced; is reduced; are reduced).
5. It is known that an analyst (use; uses; is used) a computer to solve specific problems.