Strawberry
Strawberry is a fruit that is known for its juicy red pulp and small seeds. It is a popular fruit that is loved by many people for its sweet and tangy flavor. Let us explore in detail why strawberry is the correct answer to this question.

Juicy Red Pulp
- Strawberry has a juicy red pulp that is packed with flavor. The pulp is soft and succulent, making it a delight to bite into.
- The juicy nature of the pulp gives strawberry its refreshing taste and makes it a perfect choice for desserts, smoothies, and other culinary creations.

Small Seeds
- Strawberry is unique among fruits because its seeds are located on the outside rather than the inside. These seeds are small and embedded on the surface of the fruit.
- While the seeds may be tiny, they add a pleasant texture to the fruit when eaten. They also contain essential nutrients like dietary fiber.

Other Options
- Mango: Mangoes have a sweet and juicy pulp, but they typically have a larger seed in the middle. The pulp is not red in color.
- Pineapple: Pineapples have a yellowish pulp and do not have small seeds. They have a core in the center that is not as juicy as the outer part of the fruit.
- Watermelon: Watermelons have a juicy pulp, but their seeds are usually larger and black. The pulp of watermelon is pink or red, but it is not as small-seeded as strawberries.

Conclusion
Based on the description given in the question, it is clear that the fruit with juicy red pulp and small seeds is the strawberry. Its unique characteristics make it a popular choice for various culinary applications and a favorite among fruit lovers.