Final answer:
A Boolean truncation search on the term 'heart' would return words starting with 'heart', such as 'heartbeat' and 'heartburn'.
Step-by-step explanation:
When conducting a Boolean truncation search on the term "heart", option B) Words starting with "heart" will be returned. Truncation is a technique used in searches to find words that begin with the same root. For example, searching for "heart*" in a database could return results such as 'heartbeat', 'heartburn', 'hearth', and 'heartfelt'. This is useful when looking for information on a topic where there might be multiple related terms, and you want to ensure you capture all variations.