Matthew learned to play the violin at a very early age. he is able to play several songs from memory, but he does not remember learning to play them. matthew’s ability to play the violin depends on which of the following types of memory?
a) episodic. b) short-term. c) sensory. d) semantic. e) procedural.

(E) Procedural

Explanation:

 The procedural memory is one of the type of implicit and also known as the long term memory for performing different types of skills and the actions.

This type of memory helps in guiding for doing various types the process and things such as walking, bike riding and also talking so that is why we can also called it as procedural memory system.

The procedural memory also developed various types skills and the cognitive activities. According to the question, the Matthew's ability of learned for playing the violin is basically depend upon the procedural memory.  

 Therefore, Option (E) is correct answer.  

do all equestions have to be answered

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.