I think the answer may be D- mechanical
Answer: the answer is storing properly in refrigeration.
Explanation:
Wavelength is defined as distance between two troughs or two crests !!
so in this wavelength is 4 metres !!
This Is What I Found<span>(Non-electric stoves and ovens use gas energy, a chemical energy. This is then transformed into heat.) What types of energy does a computer convert electricity into? (Light, sound, motion, and heat.) I'm Not Taking Credit For It, Because I Didn't Come Up With That Answer.</span>