I don’t see any examples, however, if you look at your examples gloomy is similar to sad or dreary, and the opposite of cheery or happy, so look for that in your examples
Answer:
(C) look before you leap
Step-by-step explanation:
A theme is the moral or the lesson of the story.
(A) many animal around the world are dangerous is not a theme because it's not teaching me anything, so it is a opinion.
(B) all runners are very athletic is not a theme either because it doesn't teaches me anything, so it is a opinion as well.
(C) Look before you leap is a theme because it is teaching me to be careful.
(D) courage means to be brave is not a theme because it isn't even telling me a lesson even though it's saying a fact but not a lesson.
The difference between the split ring commutator in a DC motor and the slips rings in an AC generator can be tricky. The split ring makes changes in the rotation every so often. A slip ring just stays in place and is only used as a connector. So a slip ring is for DC, whereas the split ring is used for AC.