The answer would be "Estoy escribiendo" because estan means they are, esta means he is, and estamos means we are, adn we are talking about something in first person and estoy means I am so this perfectly fits it
Hope this helps
Translation Answer:
Take the bus
Walk
Delighted
Nosotros estudiamos para el examen.
Answer:
its las papas fritas
Explanation:
papas fritas means french fries in spanish. fries are always fried lol