Which of the following statements is/are INCORRECT?
(1) In factories or labs, robots can be used for doing dangerous tasks.
(2) Most of the big companies keeps manual records for employees, their salaries, etc.
(3) Invoices are prepared by computers.
AOnly (2)
BBoth (1) and (3)
CBoth (2) and (3)
DAll of these
All statements are correct.