Considering the situation described above, the marketing technique Nadine is benefiting from is known as the "Omnichannel strategy."
This is because the Omnichannel strategy allows business firms to meet their customers' needs right at the point where they are.
Thus, in this case, where Nadine selects the best deal from two coupon codes offered by a store, one that she received by email and one from a text, is a form of Omnichannel strategy.
This is because Nadine got her products or sales right without necessarily moving to the store.
Hence, in this case, it is concluded that the correct answer is the Omnichannel strategy.
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