First, is family, the second one is respect (for parents) and respect for dead family members.
Bluetooth was invented by Dr. Jaap Haartsen in the 1990s. The purpose it serves is to connect devices to others, such as speakers, computers, printers, remotes, etc. It has impacted societies in many ways these days. One of the most major is wireless communication, which is a great asset, especially while driving.
I think the answer is Plant cells