Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Party/Electoral Alliance | Seats | Change | Votes | % |
| --- | --- | --- | --- | --- |
| Radical Civic Union (UCR) | 98 | 6 | 618,411 | 42.7% |
| Independent Socialist | 15 | 9 | 110,792 | 7.7% |
| Conservative | 12 | 2 | 153,826 | 10.6% |
| Democratic\n(Córdoba Province) | 7 | 1 | a | a |
| Unified UCR\n(Santa Fe Province) | 4 | 7 | 53,221 | 3.7% |
| Liberal\n(Tucumán Province) | 4 | 2 | 39,543 | 2.7% |
| Democratic Progressive | 3 | 3 | 136,121 | 9.4% |
| Antipersonalist UCR | 3 | 2 | 47,891 | 3.3% |
| Autonomist Party of Corrientes | 2 | 3 | 17,152 | 1.2% |
| Lencinist UCR\n(Mendoza Province) | 1 | = | 19,375 | 1.3% |
| Socialist | 1 | 3 | 123,734 | 8.5% |
| Others | 4 |  | 127,601 | 8.6% |
| Invalid votes | 4b |  | 39,868 | 2.7% |
| Total | 158 |  | 1,487,535 | 100.0% |
Question:
which party hold the most number of seats?
Answer:
Radical Civic Union