Answer:
B. Heating water
Explanation:
Molecular motion not not decrease but rather increase when heat is applied to water.
These gases<span> may have consisted of hydrogen (H2), water vapor, methane (CH4) , and carbon oxides.
</span>
Let say, polled (without horn) parent cattle is dominant (PP) and parent horned cattle is recessive (pp). They cross bred which produced all polled calf F1 generation. F1 will be hybrid for trait horn (Pp). On Selfing of F1 progeny ( Pp x Pp) will give 1 homozygous polled (PP) cattle, 2 heterozygous polled (Pp) cattle and 1 cattle with horn recessive (pp) in F2 generation.