Engine 2014: Electricity

1. A low heat (series) position would result in no heat at all medium heat (single) position would result in medium heat high heat (parallel) position would result in medium heat
2. B low heat (series) position would result in low heat medium heat (single) position would result in medium heat high heat (parallel) position would result in medium heat
3. C low heat (series) position would result in no heat at all medium heat (single) position would result in no heat at all high heat (parallel) position would result in medium heat
4. D low heat (series) position would result in low heat medium heat (single) position would result in medium heat high heat (parallel) position would result in medium heat

Tip: press A-D to answer