There is no such thing as River taxi in the Cambridge or oxford or any kind of dictionary, so that answer is wrong. The answer to the closing time every Thursday is 10' o clock. Harbour is correct.
The passage said Dogs are allowed for impaired which contradicts the statement "Dogs are allowed at the festival" which general means that Dogs are allowed for everyone.
Dog are welcome at the festival is a general statement. So it could be reffering to dogs being allowed for anyone coming to...
Yeah, in as much as we would want that to be true. I major IELTS listening rule is always write down exactly what the speaker said... If you hear plural noun write down plural noun, if you hear singular noun, then write down singular noun.