Verified Answer :

Twinee

Take 771.9 Kg M/s  because that's how fast she is moving and divide it by 93 kg because that is her force pushing down

771.9/93= 8.3

Answer: A. 8.3 M/s

P.s I changed my answer on the last question you asked so change that.

Answer: A (8.3m/s)

Explanation:

Using P = mv

Where p= momentum, m= mass of object , v= velocity.

771.9=93v

Making v subject of formula

V= 771.9/93

V= 8.3m/s