A: Yes, using tools like DISM or MSMG Toolkit . However, the resulting ISO will still technically be "SP1 + Convenience Rollup."
Between 2016 and 2018, Microsoft introduced a "Convenience Rollup" for Windows 7 SP1 and Windows Server 2008 R2 SP1. This rollup contained released since SP1 (April 2011) up to April 2016. windows 7 professional 64 bit service pack 2 download