Final answer:
The internet and websites are crucial for e-commerce, digital advertising, online promotions, and customer engagement, providing a platform for transactions, targeted advertising, real-time promotions and direct communication with consumers. The correct option is b.
Step-by-step explanation:
From an advertising and marketing perspective, there are several significant uses of the internet and commercial websites. First, e-commerce has revolutionized how consumers purchase goods and services, allowing for transactions to take place entirely online. Secondly, digital advertising enables businesses to reach a targeted audience through various online platforms, using techniques like SEO and PPC to increase visibility.
Thirdly, online promotions, such as discounts and exclusive deals, can be communicated to potential customers instantly to drive sales. Lastly, customer engagement is enhanced through interactive features like chatbots, forums, and social media, creating a direct line of communication with the consumer and fostering brand loyalty.