Read the excerpt from frida kahlo by hedda garza.

during their courtship, kahlo painted more than ever. at first she dabbled with murals herself, but rivera insisted that she develop her own unique style. he was willing to teach her technique, but he refused to interfere with her creative ideas. nevertheless, his desire to immortalize the indians of mexico influenced kahlo's paintings during that period. in the bus, painted in 1929, the bold colors and the indian woman with her baby were reminiscent of rivera’s style.

what do the underlined phrases indicate about the writer's viewpoint?

the writer believes that kahlo painted very poorly until she met diego rivera.
the writer believes that diego rivera kahlo find her own style as an artist.
the writer believes that the bus was painted by diego rivera.
the writer believes that diego rivera discouraged kahlo from painting.