What does event horizon mean?

A boundary of no gravity
B boundary of extreme gravity
C horizon of the sun setting
D the line that separates earth from sky

HELP

B boundary of extreme gravity

Explanation:

The event horizon is the "point of no return" in a black hole. It's kind of like the edge of the black hole, and you can't see any sunlight from there.

sight: watching a movie

touch: petting a dog

smell: smelling dinner

hearing: listening to music

taste: eating pizza

frances ellen watkins harper writing was influenced by: b. the education she received growing up in the north.

she was born in baltimore, maryland, on september 24, 1825. after the death of her parents, her uncle reverend william watkins, a teacher at the academy for negro youth, raised and educated her. she also continued educating herself by accessing a library of the family she worked for, beginning writing poetry afterwards. as a civil rights activist and abolitionist, watkins greatly influenced her life and work.