Which Substance Is Most Effective in Raising the Octane Rating

question 160

Multiple Choice

Which substance is most effective in raising the octane rating of gasoline?

• A)benzene
• B)ethanol
• C)methyl tert-butyl ether
• D)tetraethyllead

---

Definitions:

Avon

Avon is a direct-selling company specializing in beauty, household, and personal care products.

Online Retailers

Businesses that sell goods or services over the internet to consumers, often through websites or mobile applications.

Shipping Costs

Expenses incurred in transporting goods from one place to another, often passed on to the buyer as part of the purchase price.

Online Shopping

The act of purchasing products or services over the internet, allowing consumers to buy goods from the comfort of their own home.