Determine whether each description defines a strong thesis statement or weak thesis statement.

This question is incomplete. Here is the complete question:

Determine whether each thesis statement is weak or strong.

A] The number of homeless citizens  in the United States has recently  increased.

B] Smoking should be outlawed because  it causes many health problems, such  as breathlessness and lung disease.

C] The jeans industry targets its  advertisements to appeal to  young adults.

D] The invention of vaccinations has  had a major effect on humans by  wiping out a number of deadly  diseases.

Explanation:

The correct answers are:

A] The number of homeless citizens  in the United States has recently  increased.  Weak thesis Statement

B] Smoking should be outlawed because  it causes many health problems, such  as breathlessness and lung disease. Strong thesis Statement

C] The jeans industry targets its  advertisements to appeal to  young adults. Weak thesis Statement

D] The invention of vaccinations has  had a major effect on humans by  wiping out a number of deadly  diseases. Strong thesis Statement

A Strong thesis Statement demonstrates a clear and precise idea. The topic will be easily identified and will not lead to confusion.

A Weak thesis Statement is vague and confusing, it is not clear what is the main topic the article is dealing with.

elon musk, ceo of spacex, a startup space company is planning to head to mars by 2023. nasa is planning to go to mars at around 2025. both are just for a basic colony.

i would have to say "a" or "d".