All wombats are marsupials and all marsupials are herbivores. This entails that all wombats are herbivores has: a. only a premise indicator
b. only a conclusion indicator
c. neither premise nor conclusion indicators
d. both a premise and a conclusion indicator

b. only a conclusion indicator

Explanation:

A conclusion indicator can be defined as a premise capable of indicating that a statement is a conclusion. Generally, a conclusion indicator is found prior to the final conclusion, but this terminology can also be observed at the end of the sentence/paragraph. The conclusion indicator is a synonym of "therefore". Some examples of conclusion indicators are: thus, accordingly, indeed, showing that, thereby exhibiting, etc.

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