What type of isomersm exists between the following pairs of compounds ?
(i) Pentan-1-ol and 3-Methylbutan-1-ol
(ii) Ethanol and Dimethyl ether
(iii) Butan-1-ol and Butan-2-ol
A. `{:("(i)","(ii)","(iii)"),("Chain isomerism","Functinal isomerism","Position isomerism"):}`
B. `{:("(i)","(ii)","(iii)"),("Function isomerism ","Chain isomerism ","isomerism Fucntional "):}`
C. `{:("(i)","(ii)","(iii)"),("Chain isomerism ","Position isomerism","Functional isomerism"):}`
D. `{:("(i)","(ii)","(iii)"),("Chain isomerism ","Position isomerism " ,"Function isomerism"):}`
