19.Vegetable Oils as per Marpol are classified under: a. Category X in Annex II b. Cate gory Y in Annex II c. Category Z in Annex II d. Annex I

The correct answer is **(c) Category Z in Annex II** of MARPOL. Here's why:* **MARPOL** stands for the International Convention for the Prevention of Pollution from Ships. It's a set of international regulations aimed at minimizing pollution from ships.* **Annex II** of MARPOL deals specifically with the **prevention of pollution by noxious liquid substances carried in bulk**.* **Category Z** within Annex II is for **"Noxious Liquid Substances (NLS) which, if discharged into the sea, present a minor hazard to marine resources, human health, or amenities".** Vegetable oils fall under this category.Let me know if you have any other questions about MARPOL or shipping regulations!