I have 2 questions. Can someone confirm my answers?

Question

1.) Which of the following would almost always indicate a spontaneous reaction?

A.) when a reaction requires the input of energy
B.) if delta G is positive
C.) when enthalpy is positive and entropy is negative
D.) an exothermic reaction at low temperature

Is the answer D? Can someone please check?

2.) In nature, most spontaneous reactions are _____________ because the products are ____________ stable than the reactants.

Is the answer (exothermic, more)?

Answer 1

I agree with both answers.