Short Answer 
The valid 5-letter words based on the criteria that the second letter is ‘O’ and the fourth letter is ‘E’ are “Hotel” and “Rodeo”. Both words meet the specified requirements.
Step 1: Identify the Criteria
To solve the problem, we need to find 5-letter words that have certain letters in specified positions. The criteria are:
- The second letter must be O
- The fourth letter must be E
Step 2: Analyze Each Word
We will go through each word and check if they meet the criteria. Here’s the breakdown:
- A. Horse: The second letter is O and the fourth letter is S; does not meet the criteria.
- B. Hotel: The second letter is O and the fourth letter is E; this word meets the criteria.
- C. Olive: The second letter is L and the fourth letter is V; does not meet the criteria.
- D. Rodeo: The second letter is O and the fourth letter is E; this word meets the criteria.
Step 3: Identify Valid Words
After analyzing all the words based on the criteria, we conclude that the valid words are:
- Hotel
- Rodeo
These are the only two words that satisfy both conditions.