Addiction to this type of drug may lead to user “crashing” when they don’t have drugs to create the next high

yes it does

Explanation:

Symptoms

Drug addiction symptoms or behaviors include, among others:

.Feeling that you have to use the drug regularly — daily or even several times a day

.Having intense urges for the drug that block out any other thoughts

.Over time, needing more of the drug to get the same effect

.Taking larger amounts of the drug over a longer period of time than you           intended

.Making certain that you maintain a supply of the drug

.Spending money on the drug, even though you can't afford it

.Not meeting obligations and work responsibilities, or cutting back on social or recreational activities because of drug use

.Continuing to use the drug, even though you know it's causing problems in your life or causing you physical or psychological harm

.Doing things to get the drug that you normally wouldn't do, such as stealing

.Driving or doing other risky activities when you're under the influence of the drug

.Spending a good deal of time getting the drug, using the drug or recovering from the effects of the drug

.Failing in your attempts to stop using the drug

.Experiencing withdrawal symptoms when you attempt to stop taking the drug

so we know the answer cannot be c because no insect or animal starts as an adult

the answer is a. a swimming larvae

because since they are sea animals they automatticaly have to know how to swim they cannot just sink to the bottom

sorry if this is the incorrect answer.