In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
"I had forgotten all such things just (1)/ for the sake of the greater good of everyone." (2)/ said there leader. (3)/ No error. (4)
Name the scientific Advisor to the Defence Minister and DRDO's DG (Missiles & Strategic Systems) who has won the first IEI-IEEE Award for Engineering Excellence - 2015 in recognition of his significant national contributions towards missiles and aerospace technologies.