Achemical or physical change that releases heat into its surroundings
a. an exothermic process
b. melting ice
c. endothermic process
d. a phase change

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

no starving yourself won't it will make you lose more weight what you need to do is find out what foods make you gain weight like bread and meats with fat on