Question 1
Which happened earlier?
A
Casablanca premieres in New York
B
Marilyn Monroe born
✓ Earlier
Marilyn Monroe born (1 June 1926)
came before
Casablanca premieres in New York (26 November 1942)
Question 2
Which happened earlier?
A
Hollywood sign erected (as Hollywoodland)
✓ Earlier
B
Gone with the Wind premieres
Hollywood sign erected (as Hollywoodland) (8 December 1923)
came before
Gone with the Wind premieres (15 December 1939)