"¿Qué pasará en el futuro si no reciclamos el cartón y los papeles ahora?" "Creo que no _____ muchos bosques en la Tierra."

a. habrá
b. sabrá
c. tendrá
d. podrá

please explain the question and the choices
thanks

What will happen in the future if we do not recycle cardboard and papers now? I believe that ........many forests on Earth.

a. there will be (not)
b. it will know
c. he, etc. will have
d. it will be able

there will not be = a.

Sra