You are Chris Wong, a Secondary 4 student. Your school is proposing to make it compulsory for S4 students to join the Solo Verse Speaking Competition in the Hong Kong Schools Speech Festival. Seeing this proposal, you decided to write to the principal, Mr. Smith, to state your view. Write about 200 words. Pls quick help

Read the sample student claim and the reasons listed for making this claim. claim: although many people argue that medical testing on animals is a violation of animal rights, the benefits it yields for society far outweigh any argument that can be made. reason #1: animal research has yielded both pain-relieving and life-saving drugs for humans. reason #2: laws prohibit scientists from using animal-based research in cases where non-animal testing would produce equally clear and valid results.

Which word or phrase would smooth the transition between sentence 1 and sentence 2? o "in conclusion" o "for example" o "therefore" o"because"

The development of new inventions in the field of space travel seemed rapid. how does the word rapid function in a sentence?