If two sentences are joined without punctuation or a connecting ...

[sheilaspns]

If two sentences are joined without punctuation or a connecting word, this error is known as a
 
  a. comma splice.
 b. run-on sentence.
 c. sentence fragment.
  d. rambling sentence.

Question 2

If the subject or predicate is missing from a sentence, this error is known as a
 
  a. comma splice.
 b. run-on sentence.
 c. sentence fragment.
  d. rambling sentence.

[Mholman93]

Answer to Question 1

b

Answer to Question 2

c