Answer:
13. The second option. The source was new a year ago
16. The first option, it would give you the best understanding
Explanation:
B-Motivation. All others are outer influences that affect behavior.
-logy suffix or -ology suffix means "the study of". A lot of fields in different types of sciences ends in -logy denoting particular fields of study. An example to prove such conclusion or theory would be biology, the study of life. Sociology is the study of human structure. Anthropology is the study of humans.
You need a period after the first sentence. You also need an exclamation mark after Ahoy.
Verbs found in the sentence:
“went” - irregular
“liked” - regular