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Answer:</h2>
assisted is the tense.
<h2>Explanation:</h2>
The past tense of assist is assisted. The third-person singular simple present indicative form of assist is assists. The present participle of assist is assisting. The past participle of assist is assisted.
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#CarryOnLearning</h2><h2>
#BrainliestAnswer</h2>
"We had passed through long walls of piled skeletons, with casks and puncheons intermingling, into the inmost recesses of the catacombs."
"We are below the river's bed. The drops of moisture trickle among the bones."
These are some sentences that give us the creepy setting that makes for an eerie mood.