Cause she is scare and worried Betty might actually die
If the underlined word is only 'barking', then the correct answer is B) present participle, because those are used to form present progressive tense, as is the case here.
A) would be 'barked'.
C) would be 'bark/barks'.
D) would be 'barked', the same as A.
Answer:
1.
a large marine reptile with a bony or leathery shell and flippers, coming ashore annually on sandy beaches to lay eggs.
2.
a freshwater reptile related to the sea turtles and tortoises