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.
Avantika worked hard for the exam. She became a topper in university.
1. Thereafter
2. So
3. Although
1
Both 1 and 2
2
Only 3
3
Only 2
4
Only 1
5
None of the above