Final answer:
The largest portion of the budget expense for a product is allocated to marketing activities.
Step-by-step explanation:
The answer to the question is 1) largest portion.
In marketing, the largest portion of the budget expense for a product is usually allocated to marketing activities such as advertising, promotions, and market research. This is because marketing plays a crucial role in creating awareness, generating demand, and persuading consumers to purchase the product.
For example, a company launching a new smartphone may spend a significant portion of its budget on marketing campaigns, including TV commercials, online ads, social media promotions, and influencer partnerships. These marketing efforts help create a buzz around the product, reach a wider audience, and ultimately drive sales.