The computer keyboard is designed as Qwerty because the old typewriters used to get clogged with ink when people would type too fast, so this dude made the "qwerty" style so people would type slower by putting common letters in hard to reach places.
C. setence fragment, because we do not know who is doing the action.
Answer
C. HE IS perplexed at first, but then he thinks he has the answer.
Explanation:
I’m confused is there any link ?