Question

For what has the hot-air balloon been used?

A. daily traveling

B. exploring space

C. weather experiments

D. learning about geology

rules for the awnser: make sure your 100% no dout correct.
give a good, simple for my peanut brain answer and explanation.
make sure the answer is easy to read

Answer 1

i think its C

Step-by-step explanation:

Answer 2

B. Exploring Space

Step-by-step explanation:

hot-air balloons were used for adventure, people soon saw that they could be used for military purposes, such as delivering messages across long distances.