In which stage of the AIDA model are giant posters used?
A、Attention.
B、Interest.
C、Desir
D、Action.
3.In each of the following groups of words, there are four underlined letters or letter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation.
A、useless
B、endless
C、unless
D、hopeless
Pets____constant care are not suitable for people with little spare time.