Answer:
The correct answer is- tertiary consumer.
Explanation:
The position of organisms which they occupy in a food chain or food web in a ecological pyramid is called trophic level. Base of the pyramid is occupied by the producers and the level is occupied by primary consumer and then secondary conumers and so on.
In the given list of organims present in the Amazon rainforest, jaguar and anaconda are largest predators which occupy the top level of pyramid, thus they are tertiary or top consumers of Amazon rainforest food web.