Changes within the uterus
the two main skeletal systems to support the tissue of the body is bone and cartilage
hopefully this will help
<span>If a noun ends in a vowel, simply add -s.If a noun ends in a consonant, simply add -es.If a noun ends in a -z, change the z to c before adding -es.If a noun ends in ión, drop the written accent before adding -es.<span>If the plural refers to a mixed group, use the masculine.</span></span>
I think the answer is A hope this helps