Can somebody help me to do this question please and thank you

Yes, the man can be the father.

Explanation:

When one parent has type A blood while the other has type B blood, they can have a baby who has type O blood.

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

c is the answer : )               your welcome