Technician a says that you can check a leaking head gasket using a chemical tester. technician b says that you can find a leaking head gasket using an exhaust analyzer. who is correct?
a. technician a
b. neither technician a nor b
c. technician b
d. both technicians a and b
need answer fast plz
answer is not c. technician b

what type of charge does it have? negative

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2