Select the phrase/connector from the given three options which can be used to form a single sentence from the two sentences given below, implying the same as expressed in the statement sentence.
A few of the central buildings in the town are gothic structures. It is a modern town based on its general features.
1) it is essential
2) but essentially
3) still in reality
1
Only 1
2
Only 2
3
Only 3
4
Both 1 and 3
5
Both 2 and 3