Answer:Fragment. This is a fragment because it is missing a subject or a main verb. A complete sentence would have a subject, such as "I" or "he/she," performing the action of crawling into the space beneath the deck to check for termites. For example "I crawled into the space beneath the deck to check for termites." or "He crawled into the space beneath the deck to check for termites."
Step-by-step explanation: