Can someone please help? i have gotten it wrong 2 times because i dont know what the answer is

i know it says option but there are no options you just type the answer​

Ryan rears sheep for their wool. recently the quantity of wool that ryan gets has diminished. this is because the new sheep are not that wooly. ryan should add which nutrient to their feed so that the sheep becomes more wooly? a.cornb.ironc.cottonseedd. vitamin a

Which organism actively hunts other

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time