In elimination reaction, the major product is either Saytzeff (more-substituted alkene) or Hofmann product (less-substituted alkene) depending on the nature of the substrate and the nature of the base.
Which statement is correct about the following reactions ?
A. The major product is `(I)` by `E1` machanism.
B. The major product is `(I)` by `E2` machanism.
C. The major product is `(II)` by `E1` machanism.
D. The major product is `(II)` by `E2` mechanism.