confusing rule

[Hari]

Good news in the world's poorest countries is that growth in the amount of arable land and that the average crop yield per acre is increasing.

growth in the amount of arable land and that the average crop yield per acre is increasing

the growing amount of arable land and that the average crop yield per acre is increasing

growth in the amount of arable land and increasing the average crop yield per acre

the amount of arable land is growing and that the average crop yield per acre is increasing

the amount of arable land and the average crop yield per acre is increasing

The OA Is given as E . But is it correct to say " A and B is increasing"

[Hari]

The source of the question is peterson's test series