ba - cb - b - bab -

Options

A. acbb
B. bac c
C. bcaa
D. cabb

Explanation

To solve the problem of completing the series: ba - cb - b - bab - ?, we need to identify a pattern among the given terms.

### Step-by-Step Solution:

1. **Identify the Terms**: The given terms are:
- 1st term: ba
- 2nd term: cb
- 3rd term: b
- 4th term: bab

2. **Analyze the Structure**: Let's break down each term:
- The first term "ba" consists of two letters.
- The second term "cb" also consists of two letters.
- The third term "b" consists of one letter.
- The fourth term "bab" consists of three letters.

3. **Look for Patterns**:
- Notice that the first two terms have two letters each, the third term has one letter, and the fourth term has three letters.
- The letters themselves seem to be changing, but we can also observe that the terms might be building on each other.

4. **Check for Repetition or Sequence**:
- Let's see if we can find a sequence in the letters:
- The first term "ba" can be seen as the reverse of "ab".
- The second term "cb" does not seem to follow a direct pattern from the first.
- The third term "b" is a single letter.
- The fourth term "bab" can be seen as "b" followed by "ab".

5. **Hypothesize the Next Term**:
- Given the trend of increasing complexity in the terms, we can guess that the next term might be a combination of the previous letters or a new arrangement.
- A reasonable guess for the next term could be "bc" or "cba", but we need to find a term that fits logically with the previous ones.

6. **Choose the Best Option**:
- After considering the options, the term "bac" seems to fit well as it uses the letters from previous terms and maintains a similar structure.

### Conclusion:
The next term in the series is likely "bac".