Answer:
The Unexpected Journey Led by Erick Schmidt; It is my opinion that the journey or adventure explained was a surprising occurrence, seeing as how their initial intentions were to colonize the island of Santo Tomas. 
Explanation:
^
 
        
             
        
        
        
C. The quarterback scored in the fourth quarter
        
             
        
        
        
I would say D. valid is the correct answer
        
                    
             
        
        
        
Answer:
B. Parenthesis
Explanation:
A <em>dash</em> (-) is a horizontal line that floats in the middle of line of a text. It is shorter than a hyphen and it is used to indicate a range or a a pause.
<em>Parentheses </em>( ) is one of the several types of brackets. It is used to enclose materials such as numbers, word(s), phrases, sentences and symbols which includes information and can be excluded without changing the meaning of the sentence.
<em>Commas </em>are  mainly used to separate parts of a sentence, items in lists, indicate a slight break, pause or transition.
<em>Brackets </em>is used to refer all types of brackets; square[ ], chevron< >, curly{ } and parentheses ( ). It is mainly used to indicate missing materials, used to state what the author intended.