Task 2.
1. cleaner
2. more comfortable
3. worse
4. noisier
5. the coldest
Task 4.
1. whose
2. which
3. whose
4. who
5. which
Task 2.
1. cleaner
2. more comfortable
3. worse
4. noisier
5. the coldest
Task 4.
1. whose
2. which
3. whose
4. who
5. which