Container a and container b are filled with equal amount of hot water and the temperature of the water in the containers is measured with a thermometer some time later. it is observed that container a has a much lower temperature than container b. what are the possible reason(s)?
1.container a is black and container b is silver.
2.container a has a lid and container b is not covered.
3. container a is made of steel and container b is made of clay

a.1 and 2 only
b.1 and 3 only
c.2 and 3 only
d.1,2 and 3