Answer:
While her husband checked into the hotel, Mrs Petersen wrote postcards
Explanation:
the word checked is in the wrong tense because wrote was in past tense. This yherefore indicates that the whole sentense is in simple past tense. You cannot have 2 different tenses in one sentence.
1. when Poe is showing his own fear and guilt when he is hearing the thumping of a deadman’s heart through the floor boards, and
2. when he tells the reader how slow and careful he was when spying on the old man.
The last one is uses capitalization correctly. “According to my grandmother, Hungarian is the second hardest language to learn.”
