Reforming is the process of converting .......... and ....... alkanes into corresponding ....... hydrocarbons.

Explanation

To solve the question, we need to identify the correct terms to fill in the blanks regarding the reforming process in hydrocarbons.

### Step-by-Step Solution:

1. **Understanding the Reforming Process**: Reforming is a chemical process that alters the structure of hydrocarbons to improve their properties, particularly for fuel applications.

2. **Identifying the Types of Hydrocarbons**: In the context of reforming, we are specifically dealing with alkanes, which are saturated hydrocarbons.

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