Answer:
tech A only
Explanation:
Technician A is right because a cracked exhaust manifold allows more oxygen into the exhaust stream, which affects oxygen sensor voltage. Technician B is wrong because a clogged air filter raises Hydrocarbons (HC) and also affects O2 (Oxygen) and CO (Carbon Monoxide) levels.
Answer:
manga or an anime a a a a a a a a
Computer - Input Devices
Keyboard.
Mouse.
Joy Stick.
Light pen.
Track Ball.
Scanner.
Graphic Tablet.
Microphone.
Computer - Output Devices
Monitor.
Printer.
Headphones.
Computer Speakers.
Projector.
GPS.
Sound Card.
Video Card.
D because people can communicate using video conferencing