Please answer quick I'm doing a test and I'm not goo with fractions!!

The product of two negative rational numbers is always zero sometimes zero never zero

What’s the answer ? use the picture to see the problem

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]