A study by the University of London found that over-reliance on GPS navigation can block the brain's hippocampus from forming new memories; the use of electronic products will cause many people to communicate in scattered languages only; replacing games with television and traditional reading will People's reading ability and thinking ability decline, so researchers believe that high technology can make people stupid. Which of the following, if true, would most weaken the opinion of the above researchers? ["With the help of high-tech equipment, human beings can understand nature more accurately, thereby improving human's awareness of the world.", 'With the continuous enrichment of neuroimaging technology and information processing methods, brain research has gradually shifted to deeper neural functions.', 'One experiment injected a drug that blocks protein synthesis into the hippocampus of rats, but the learning ability of the rats was not significantly impaired.', 'Some studies have found that the human brain can make corresponding adjustments and changes as lifestyle changes brought about by high technology.']