The table shows the number of monomers in three different polymer molecules, each a single unbranched chain.
| Polymer | Number of monomers |
|---|---|
| A | 100 |
| B | 250 |
| C | 400 |
Calculate the total number of water molecules released when all three polymers are formed by condensation.
[2]
Deduce which polymer required the greatest number of condensation reactions to form, and give a reason.
[1]