Which statement accurately characterizes the implied meaning of "sinister" in this sentence?

Question

"As we ascended from the depths of the dimly lit cave, we encountered a scary, sinister laugh."

(1 point)
Responses

The inference is that the individuals in the cave had no sense of humor.
The inference is that the individuals in the cave had no sense of humor.

The meaning is that a hidden danger was present within the cave.
The meaning is that a hidden danger was present within the cave.

The implication is that the people were enjoying themselves in the cave due to the laughter.
The implication is that the people were enjoying themselves in the cave due to the laughter.

The suggestion is that the laugh was expected.

Answer 1

The meaning is that a hidden danger was present within the cave.