This is a question that has options. Heres the question: Question: 3x (4x5) =
Options:
A) 3+(4x5)
B) (3+4) +5
C) 3x4+5
D) (3×4) ×5
(Please help me find out what it equals thanks <3)​

Situation: find the age of the skull to the nearest year, enter the correct answer. a hiker in africa discovers a skull that contains 32% of its original amount of c- 14. done n = noekt 00000 no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years