Answer:
Alike: They are both multicellular, they consist of many cells working together. They are both eukaryotic, they have DNA in the form of chromosomes contained within a distinct nucleus.
Difference: Sponges have multiple cell types that are geared toward executing various metabolic functions. Sponges have multiple cell types that are geared toward executing various metabolic functions.
Cnidarians have outer and inner tissue layers sandwiching a noncellular mesoglea. Cnidarians possess a well-formed digestive system and carry out extracellular digestion.
Helpful Link:
https://opentextbc.ca/conceptsofbiologyopenstax/chapter/sponges-and-cnidarians/
A. is wrong because (could'nt) is not the proper way to write the contraction for 'could not' it should be 'couldn't', also there is no need for the apostrophe after the word, yours it already possessive without the apostrophe.
B. is wrong because 'couldnt' is not the correct way to write the contraction for 'could not', it's couldn't.
C. She couldn't remember which suitcase was your's. is wrong because you don't need the apostrophe in your's because it possessive is, yours.
The sentence that contains no errors is D. She couldn't remember which suitcase was yours.
Hope this helps. :)
Provide reasoning is the next best thing to do if the person is writing and argumentative prompt.
Answer:
D)The Princess Cocachin was a great friend of Marco Polo, and she urged her father to allow him to go with the party.
Explanation:
This is the option that shows the best way to rewrite this sentence correctly. This sentence conveys two main ideas: 1) that the princess is a great friend of Marco Polo and 2) that the princess urged her father to allow Marco Polo to go with the party. The best way to join these two complete sentences is by using a comma and the word "and."