Answer:
D. s=3x+4y
Explanation:
The line is at the 3rd column in the 4th row.
The core of the earth lets out radiation from under the ground which make the core responce of how volcano's errupt.
Answer:
Reverberation is created when a sound produced in a sapce is reflected off surfaces, like walls, teh floor or the ceiling. ... The time it takes for this sound in the space to decrease in volume down to 60 decibels (practically silence) after the sound source is extinguished is its reverberation time.
I believe it’s A. I know for sure it isn’t D.