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 sentences.
The Indian Institute of Technology Jodhpur has now managed to significantly reduce the temperature and energy requirements. This was done by using a novel catalyst concept.
1. using a novel catalyst concept
2. managing to reduce
3. temperature and energy requirements reduced
1
Only 1
2
Only 2
3
Only 3
4
Both 1 and 3
5
Both 2 and 3