Question 1
Which happened earlier?
A
Pac-Man released
✓ Earlier
B
Sonic the Hedgehog released
Pac-Man released (22 May 1980)
came before
Sonic the Hedgehog released (23 June 1991)
Question 2
Which happened earlier?
A
Nintendo Entertainment System released
✓ Earlier
B
Sega Mega Drive released
Nintendo Entertainment System released (15 July 1983)
came before
Sega Mega Drive released (29 October 1988)