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.
Social issues are distinguished from economic issues. Some issues have both social and economic aspects.
1. When some issues
2. However some issues
3. Whenever social issues
1
Only 1
2
Only 2
3
Only 3
4
Both 2 and 3
5
Both 1 and 3