Which phone maker did it first? — pop quiz

Your job is to figure out which company was the first to announce a phone with an in-display fingerprint scanner, four rear cameras, a stylus...
START
Which company was the first to announce a phone with Bluetooth?
The first company to release a phone with an AMOLED display was…
Which company was the first to remove the headphone jack from a smartphone?
The first company to announce a smartphone with Corning’s Gorilla Glass was…
Which company was the first to announce a phone with 10GB of RAM?
The first company to announce a phone sporting an 18:9 display was...
Which was the first company to announce a phone with an in-display fingerprint scanner?
The first company to launch a phone with four rear cameras was...
Which was the first company to announce a smartphone with a stylus?
The first company to launch a phone with a thermal camera was…
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