Please remember that an introspection is the inspection of ones emotion or feelings. Based on that assertion, we can say that the answer is D. <span>After some soul-searching and introspection, Peter knew that it was time for him to move on.Hope this is what you were looking for</span>
Answer:
It would go in order the way it's put
Explanation:
The cause is that the interest in balloons grows so the first effect/cause would be that inventors develp hydrogen balloons, the second effect/cause is a balloon filled with hydrogen is launched, and the final effect is the very first hot air balloon is launched. I am sorry if this was confusing.
Add something gor we can answer is clearier
