Hello! I don’t think this is truly a question however I hope you have a good day!
We have often heard her singing & often seen her dancing.
☆ Use the connector 'and(&)' to connect these type of sentences.

Answer:
The opposing force may be a person or some other element. The protagonist (main character) is pitted against some other character or group of characters (antagonist). This is also called external conflict because the protagonist is pitted against a force outside of himself/herself.
Explanation:
They are both not likely to be certain would be 100%, likely would be anywhere above 50%, and unlikely would be under 50%