The following sentence contains it is not right to make a promise unless one is sure he can fulfill the promise. one adverb clause two noun clauses two adjective clauses one adverb and one adjective clause

Let's define these types of clauses. Adjective clauses can serve as a multi-word adjective, basically. Noun clauses can serve as a multi-word noun, with a subject and verb, but remember, they are still dependent. Adverb clauses start with a subordinating conjunction. Now let's dissect this sentence. 

"It is not right" independent clause
"to make a promise" adjective clause
"unless one is sure he can fulfill the promise" adverb clause

the answer is "one adverb clause and one adjective clause"