Reading titles and headings in order to get an overview of what lies ahead in a reading passage is called surveying.
Answer:
Mr. Brown's employees finished and submitted their tasks. (simple)
I called my cousin after she had made the accident. (complex)
Maria put on her makeup, and then she put on her dress. (compound)
I went to the party although I had a headache. (complex)
Explanation:
Involving the condition that a group of quantities connected by operators gives the same result whatever the order of quantities involved.
The proper way to write the sentence would be "However, no one believed rumors about the Komodo dragon either." Since commas are used after words like "first, second, third, then, finally, however, but..." there would only be 1 comma in this sentence.
I hope this helps!!