A particular maize hybrid is grown in an environment where the mid$-$summer daylength is $15$ hours and the growing season has $2800$ GDD $($F$).$

If this hybrid is grown at a location $150$ mile north, an agronomist would be concerned about:

Group of answer choices

Sufficient daylength $($photoperiod$)$

Daylength and temperature

Sufficient temperature $($GDD$)$