As an Undergraduate You Take Summer Field Course in Advanced

As an undergraduate you take summer field course in Advanced Zoology.Part of the course involves species identification from a local stream.After struggling to identify a creature from the stream,you conclude it to be a new representative of the taxa deuterostomia.In writing up your research results for the course,which statements given below would support your interpretation of your findings?
____ During embryonic development,the blastopore becomes the anus and the creature lacks a lophophore and/or a trochophore at all times during its development.
_____ During embryonic development,the blastopore becomes the mouth and the creature demonstrates a lophophore during its development.
_____ During embryonic development,the blastopore becomes the mouth and the creature demonstrates the presence of a trochophore during its development.
____ During embryonic development,the blastopore becomes the anus and the creature lacks a lophophore and/or molting at all times during its development.