Before the work of Lyell and Darwin the prevailing belief was that earth is flat
The answer is A. No mate is required for asexual reproduction
Cell wall is the answer to your question.
Answer 1) Off label
Example of common off label drugs
Prazosin (Minipress) for Nightmares.
Clomiphene (Clomid) for Male Infertility and multiple pregnancy
Memantine (Namenda) for OCD. ...
Clonidine (Catapres) for ADHD. ...
Quetiapine (Seroquel) for Insomnia.
Naltrexone (Revia) for Behavioral Addiction