allows us to do rapid and efficient processing of huge amounts of sensory information. However, this also makes us susceptible to illusions, errors in judgment, and prejudice.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.

could you show the options for the answers? : )

the correct answer is a