Question

what 'horrible idea' occurred to Jerome a little later?​

Answer 1

Answer:

The "horrible idea" that occurred to Jerome a little later was whether he had packed his toothbrush or not. Whenever he travelled he could never remember if he had packed his toothbrush or not. He said that toothbrush was a thing that haunted him when he was travelling and made his life a misery

Answer 2

Explanation:

The 'horrible idea' was to carry toothbrush. Because he had forgot many times to pack toothbrush.

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