Consider the following statements regarding computers:
1. Computers can execute a large number of instructions in a fraction of a second.
II. Computer application areas only target the research and scientific communities.
III. The physical components of a computer constitute its hardware.
IV. Unlike humans, a computer never gets bored or exhausted when performing repetitive tasks.
Which of the statements are correct?
i. I and III only
ii. Ill only
iii. I, III, and IV only
iv. I, II, and III only