The answer should be "slow" the first pairing both end in "-est" making them superlatives giving a parallel in the structure. Following the same structure, the words from the pairing after can be ignored, the word dim is an adjective, "light" bulb is a noun, therefore, it is not a parallel structure.
Answer:
In the Philippines, a man had died due to a slash from a rooster. Cockfighting, a popular sport there, was temporarily forbidden due to their lockdown policy. While this officer had been trying to shut down the fight, a rooster had slashed him. The fighting rooster had a steel-blade attached to his foot, for it’s common in cockfighting. When the rooster sliced the man’s leg, it had hit a femoral artery and lost a lot of liquid. The officer died within minutes.
I am assuming that this question is asking you to correct this sentence. Here is the revised sentence: "You forgot that you took my blanket too."