Put the verbs in brackets into the present perfect.
1 A: (you\ever\ride) a camel?
B No. but I (fly) on a plane.
2 A : Sarah (never\ be) snorkelling.
B No, she has not but she (be) bungee jumping once.
3 A: How is your holiday? (you/ do) anything special so far.
B We (swim) with dolphins and (climb) up a volcano so far.

Explanation:

1A: Have you ever ridden a camel?

B No. but I have flown on a plane.

2A: Sarah has never been snorkeling.

B No, she has not but she has bungee jumping once.

3A: How is your holiday? Did you do anything special so far?

B We swam with dolphins and climbed up a volcano so far.

there is no sentence to look at.

answer: inference

explanation:

an inference can be understood as a conclusion to which a person is able to get based on reasoning. it is the same as a deduction, a guess, an assumption.   in the sentence presented, the conjunction "but" gives the readers an idea of contrast, and, therefore, allows them to induce that despite the opponent's characteristics, andrea had something different that made her win.