Question

3. We can travel by bus. We can travel by train​

Answer 1

yes u can travel by both either by bus or by train

Answer 2

Question : We can travel by bus. We can travel by train. (Join the sentences)

Answer :

1. We can travel by both bus and train.

Here, we join the sentences into a single sentence using "both ... and" which makes the sentence a Compound Sentence.

2. We can travel either by bus or by train.

Here, we can also join the sentences into a single sentence using "either ... or" which makes the sentence a Compound Sentence.