Coding Standards / Coding Best practices in C++

Question

Consider the two code segments below. Which one is better and Why? If you have any other idea, please do mention. Where can I find answers to coding p

Answer 1

bool MyApplication::ReportGenerator::GenerateReport(){
    if ( ! isAdmin         () ) return false ;
    if ( ! isConditionOne  () ) return false ;
    if ( ! isConditionTwo  () ) return false ;
    if ( ! isConditionThree() ) return false ;
    return generateReport() ;
}