Aresearcher asks participants to identify red shapes presented on a video screen. following this, novel objects of various colors are depicted on the screen. participants correctly identify red objects more quickly than objects of a different color. the result illustrates:

Priming

Explanation:

Priming is a technique where exposure to one thing can alter behavior or thoughts. This occurs by exposure to a stimuli influences the response of a subsequent stimuli.

The participants were asked to identify red object on a video screen therefore when shown new objects of various colors on the screen it was easier for them to identify red objects. It is due to initial exposure of stimuli to red color that leads to subsequent stimuli to recognize red more easily.

ur answer is e & d

explanation:

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint