Which features appear in the most successful informative essays? (Select all correct answers.) an engaging introduction
statements of opinion
plenty of supporting details
words with strong connotations

But we pulled at the grill [on the ground] and it gave way. and then we saw iron rings as steps leading down a shaft into a darkness without bottom. … it was a great tunnel. its walls were hard and smooth to the touch; it felt like stone, but it was not stone. on the ground there were long thin tracks of iron, but it was not iron; it felt smooth and cold as glass. we knelt, and we crawled forward, our hand groping along the iron line to see where it would lead. but there was an unbroken night ahead. what is the most likely explanation for the walls described in the bold text?

Hola necesito que me ayuden mi profesor me mando hacer una carta y en la carta tengo que poner ¿por que quiero que me suba3 puntos? y dijo que de los 4 argumentos escoja una y que con ese argumento escriba la carta estos son los argumentos: adición: además eso, aun que, también. comparación: más que, menos que, tanto como. oposición: pero, sin embargo. seguridad: sin duda, por supuesto. esos son los 4 argumentos y tengo que escoger solo uno por favor lo necesito es muy urgente gracias es de lengua y literatura

What is the longest word in the world? this is grammar.