Respuesta :
Hi, your question is incomplete. Attached is the full question.
Explanation:
- Engine seals become brittle & shrink ⇒ Contain special seal conditioners to help leaks causing leaks.
- More rapid rate of engine wear ⇒ Extra anti-wear additives to reduce friction.
- Increased blow-by gases and deposit ⇒ Extra detergents to reduce deposits formation.

Answer:
Extra detergents to reduce deposits
Explanation:
I just got that right on my test!